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Finding the Fourth Proportional to 530,496, 732,084.48 and 304,216.32

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Solution

The fourth proportional to 530,496, 732,084.48 and 304,216.32 is: 419,818.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,496 : 732,084.48 = 304,216.32 : x
  2. Step 2: Convert to fraction form
    530,496/732,084.48 = 304,216.32/x
  3. Step 3: Cross multiply
    530,496x = 732,084.48 × 304,216.32
  4. Step 4: Simplify right side
    530,496x = 222,712,046,434.71
  5. Step 5: Solve for x
    x = 222,712,046,434.71/530,496
  6. Step 6: Final answer
    x = 419,818.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.