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Finding the Fourth Proportional to 506,391.32, 759,473.99 and 151,359.22

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Solution

The fourth proportional to 506,391.32, 759,473.99 and 151,359.22 is: 227,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,391.32 : 759,473.99 = 151,359.22 : x
  2. Step 2: Convert to fraction form
    506,391.32/759,473.99 = 151,359.22/x
  3. Step 3: Cross multiply
    506,391.32x = 759,473.99 × 151,359.22
  4. Step 4: Simplify right side
    506,391.32x = 114,953,386,182.52
  5. Step 5: Solve for x
    x = 114,953,386,182.52/506,391.32
  6. Step 6: Final answer
    x = 227,005.05

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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.