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Finding the Fourth Proportional to 465,301.60, 697,952.40 and 418,062.40

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Solution

The fourth proportional to 465,301.60, 697,952.40 and 418,062.40 is: 627,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,301.60 : 697,952.40 = 418,062.40 : x
  2. Step 2: Convert to fraction form
    465,301.60/697,952.40 = 418,062.40/x
  3. Step 3: Cross multiply
    465,301.60x = 697,952.40 × 418,062.40
  4. Step 4: Simplify right side
    465,301.60x = 291,787,655,429.76
  5. Step 5: Solve for x
    x = 291,787,655,429.76/465,301.60
  6. Step 6: Final answer
    x = 627,093.60

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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.