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Finding the Fourth Proportional to 759,425.73, 1,047,996 and 415,262.76

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Solution

The fourth proportional to 759,425.73, 1,047,996 and 415,262.76 is: 573,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,425.73 : 1,047,996 = 415,262.76 : x
  2. Step 2: Convert to fraction form
    759,425.73/1,047,996 = 415,262.76/x
  3. Step 3: Cross multiply
    759,425.73x = 1,047,996 × 415,262.76
  4. Step 4: Simplify right side
    759,425.73x = 435,193,711,428.96
  5. Step 5: Solve for x
    x = 435,193,711,428.96/759,425.73
  6. Step 6: Final answer
    x = 573,056.32

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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.