Home / 748,329.63-1,122,504.16-249,693.63

Finding the Fourth Proportional to 748,329.63, 1,122,504.16 and 249,693.63

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Solution

The fourth proportional to 748,329.63, 1,122,504.16 and 249,693.63 is: 374,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,329.63 : 1,122,504.16 = 249,693.63 : x
  2. Step 2: Convert to fraction form
    748,329.63/1,122,504.16 = 249,693.63/x
  3. Step 3: Cross multiply
    748,329.63x = 1,122,504.16 × 249,693.63
  4. Step 4: Simplify right side
    748,329.63x = 280,282,138,400.50
  5. Step 5: Solve for x
    x = 280,282,138,400.50/748,329.63
  6. Step 6: Final answer
    x = 374,543.69

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Double scale
Find fourth proportional to 748,330.63, 1,122,505.66 and 249,694.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.