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Finding the Fourth Proportional to 532,832.90, 735,053.04 and 387,413.33

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Solution

The fourth proportional to 532,832.90, 735,053.04 and 387,413.33 is: 534,444.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,832.90 : 735,053.04 = 387,413.33 : x
  2. Step 2: Convert to fraction form
    532,832.90/735,053.04 = 387,413.33/x
  3. Step 3: Cross multiply
    532,832.90x = 735,053.04 × 387,413.33
  4. Step 4: Simplify right side
    532,832.90x = 284,769,342,277.76
  5. Step 5: Solve for x
    x = 284,769,342,277.76/532,832.90
  6. Step 6: Final answer
    x = 534,444.00

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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.