Home / 748,020.92-1,122,041.30-249,385.08

Finding the Fourth Proportional to 748,020.92, 1,122,041.30 and 249,385.08

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Solution

The fourth proportional to 748,020.92, 1,122,041.30 and 249,385.08 is: 374,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,020.92 : 1,122,041.30 = 249,385.08 : x
  2. Step 2: Convert to fraction form
    748,020.92/1,122,041.30 = 249,385.08/x
  3. Step 3: Cross multiply
    748,020.92x = 1,122,041.30 × 249,385.08
  4. Step 4: Simplify right side
    748,020.92x = 279,820,359,363.80
  5. Step 5: Solve for x
    x = 279,820,359,363.80/748,020.92
  6. Step 6: Final answer
    x = 374,080.93

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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.