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Finding the Fourth Proportional to 604,989.87, 907,485.09 and 249,613.30

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Solution

The fourth proportional to 604,989.87, 907,485.09 and 249,613.30 is: 374,420.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,989.87 : 907,485.09 = 249,613.30 : x
  2. Step 2: Convert to fraction form
    604,989.87/907,485.09 = 249,613.30/x
  3. Step 3: Cross multiply
    604,989.87x = 907,485.09 × 249,613.30
  4. Step 4: Simplify right side
    604,989.87x = 226,520,348,015.70
  5. Step 5: Solve for x
    x = 226,520,348,015.70/604,989.87
  6. Step 6: Final answer
    x = 374,420.07

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Similar ratio
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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.