Home / 964,139.52-1,330,576.56-534,437.76

Finding the Fourth Proportional to 964,139.52, 1,330,576.56 and 534,437.76

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Solution

The fourth proportional to 964,139.52, 1,330,576.56 and 534,437.76 is: 737,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,139.52 : 1,330,576.56 = 534,437.76 : x
  2. Step 2: Convert to fraction form
    964,139.52/1,330,576.56 = 534,437.76/x
  3. Step 3: Cross multiply
    964,139.52x = 1,330,576.56 × 534,437.76
  4. Step 4: Simplify right side
    964,139.52x = 711,110,356,234.91
  5. Step 5: Solve for x
    x = 711,110,356,234.91/964,139.52
  6. Step 6: Final answer
    x = 737,559.60

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Double scale
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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.