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Finding the Fourth Proportional to 532,653.12, 734,110.73 and 403,281.61

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Solution

The fourth proportional to 532,653.12, 734,110.73 and 403,281.61 is: 555,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,653.12 : 734,110.73 = 403,281.61 : x
  2. Step 2: Convert to fraction form
    532,653.12/734,110.73 = 403,281.61/x
  3. Step 3: Cross multiply
    532,653.12x = 734,110.73 × 403,281.61
  4. Step 4: Simplify right side
    532,653.12x = 296,053,355,096.27
  5. Step 5: Solve for x
    x = 296,053,355,096.27/532,653.12
  6. Step 6: Final answer
    x = 555,808.92

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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.