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Finding the Fourth Proportional to 616,574.24, 924,935.47 and 217,132.46

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Solution

The fourth proportional to 616,574.24, 924,935.47 and 217,132.46 is: 325,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,574.24 : 924,935.47 = 217,132.46 : x
  2. Step 2: Convert to fraction form
    616,574.24/924,935.47 = 217,132.46/x
  3. Step 3: Cross multiply
    616,574.24x = 924,935.47 × 217,132.46
  4. Step 4: Simplify right side
    616,574.24x = 200,833,513,942.36
  5. Step 5: Solve for x
    x = 200,833,513,942.36/616,574.24
  6. Step 6: Final answer
    x = 325,724.79

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1.5x scale

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.