Home / 912,497.27-1,369,145.97-433,071.29

Finding the Fourth Proportional to 912,497.27, 1,369,145.97 and 433,071.29

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Solution

The fourth proportional to 912,497.27, 1,369,145.97 and 433,071.29 is: 649,796.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,497.27 : 1,369,145.97 = 433,071.29 : x
  2. Step 2: Convert to fraction form
    912,497.27/1,369,145.97 = 433,071.29/x
  3. Step 3: Cross multiply
    912,497.27x = 1,369,145.97 × 433,071.29
  4. Step 4: Simplify right side
    912,497.27x = 592,937,814,849.07
  5. Step 5: Solve for x
    x = 592,937,814,849.07/912,497.27
  6. Step 6: Final answer
    x = 649,796.81

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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.