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Finding the Fourth Proportional to 532,097.68, 734,389.44 and 317,251.36

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Solution

The fourth proportional to 532,097.68, 734,389.44 and 317,251.36 is: 437,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,097.68 : 734,389.44 = 317,251.36 : x
  2. Step 2: Convert to fraction form
    532,097.68/734,389.44 = 317,251.36/x
  3. Step 3: Cross multiply
    532,097.68x = 734,389.44 × 317,251.36
  4. Step 4: Simplify right side
    532,097.68x = 232,986,048,609.64
  5. Step 5: Solve for x
    x = 232,986,048,609.64/532,097.68
  6. Step 6: Final answer
    x = 437,863.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.