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Finding the Fourth Proportional to 614,802.32, 916,091.72 and 547,727.04

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Solution

The fourth proportional to 614,802.32, 916,091.72 and 547,727.04 is: 816,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,802.32 : 916,091.72 = 547,727.04 : x
  2. Step 2: Convert to fraction form
    614,802.32/916,091.72 = 547,727.04/x
  3. Step 3: Cross multiply
    614,802.32x = 916,091.72 × 547,727.04
  4. Step 4: Simplify right side
    614,802.32x = 501,768,206,164.11
  5. Step 5: Solve for x
    x = 501,768,206,164.11/614,802.32
  6. Step 6: Final answer
    x = 816,145.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.