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Finding the Fourth Proportional to 476,873.30, 715,646.10 and 224,165.36

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Solution

The fourth proportional to 476,873.30, 715,646.10 and 224,165.36 is: 336,406.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,873.30 : 715,646.10 = 224,165.36 : x
  2. Step 2: Convert to fraction form
    476,873.30/715,646.10 = 224,165.36/x
  3. Step 3: Cross multiply
    476,873.30x = 715,646.10 × 224,165.36
  4. Step 4: Simplify right side
    476,873.30x = 160,423,065,639.10
  5. Step 5: Solve for x
    x = 160,423,065,639.10/476,873.30
  6. Step 6: Final answer
    x = 336,406.06

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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.