Home / 698,891.40-1,048,337.10-249,626.93

Finding the Fourth Proportional to 698,891.40, 1,048,337.10 and 249,626.93

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Solution

The fourth proportional to 698,891.40, 1,048,337.10 and 249,626.93 is: 374,440.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,891.40 : 1,048,337.10 = 249,626.93 : x
  2. Step 2: Convert to fraction form
    698,891.40/1,048,337.10 = 249,626.93/x
  3. Step 3: Cross multiply
    698,891.40x = 1,048,337.10 × 249,626.93
  4. Step 4: Simplify right side
    698,891.40x = 261,693,166,636.42
  5. Step 5: Solve for x
    x = 261,693,166,636.42/698,891.40
  6. Step 6: Final answer
    x = 374,440.39

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Double scale
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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.