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Finding the Fourth Proportional to 473,323.28, 709,459.03 and 360,631.98

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Solution

The fourth proportional to 473,323.28, 709,459.03 and 360,631.98 is: 540,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,323.28 : 709,459.03 = 360,631.98 : x
  2. Step 2: Convert to fraction form
    473,323.28/709,459.03 = 360,631.98/x
  3. Step 3: Cross multiply
    473,323.28x = 709,459.03 × 360,631.98
  4. Step 4: Simplify right side
    473,323.28x = 255,853,614,717.78
  5. Step 5: Solve for x
    x = 255,853,614,717.78/473,323.28
  6. Step 6: Final answer
    x = 540,547.29

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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.