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Finding the Fourth Proportional to 532,356.13, 798,661.29 and 177,373.21

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Solution

The fourth proportional to 532,356.13, 798,661.29 and 177,373.21 is: 266,102.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,356.13 : 798,661.29 = 177,373.21 : x
  2. Step 2: Convert to fraction form
    532,356.13/798,661.29 = 177,373.21/x
  3. Step 3: Cross multiply
    532,356.13x = 798,661.29 × 177,373.21
  4. Step 4: Simplify right side
    532,356.13x = 141,661,116,710.04
  5. Step 5: Solve for x
    x = 141,661,116,710.04/532,356.13
  6. Step 6: Final answer
    x = 266,102.16

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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.