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Finding the Fourth Proportional to 604,908.90, 907,363.35 and 249,740.10

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Solution

The fourth proportional to 604,908.90, 907,363.35 and 249,740.10 is: 374,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,908.90 : 907,363.35 = 249,740.10 : x
  2. Step 2: Convert to fraction form
    604,908.90/907,363.35 = 249,740.10/x
  3. Step 3: Cross multiply
    604,908.90x = 907,363.35 × 249,740.10
  4. Step 4: Simplify right side
    604,908.90x = 226,605,013,765.34
  5. Step 5: Solve for x
    x = 226,605,013,765.34/604,908.90
  6. Step 6: Final answer
    x = 374,610.15

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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.