Home / 762,283.89-1,141,901.36-458,510.27

Finding the Fourth Proportional to 762,283.89, 1,141,901.36 and 458,510.27

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Solution

The fourth proportional to 762,283.89, 1,141,901.36 and 458,510.27 is: 686,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,283.89 : 1,141,901.36 = 458,510.27 : x
  2. Step 2: Convert to fraction form
    762,283.89/1,141,901.36 = 458,510.27/x
  3. Step 3: Cross multiply
    762,283.89x = 1,141,901.36 × 458,510.27
  4. Step 4: Simplify right side
    762,283.89x = 523,573,500,886.97
  5. Step 5: Solve for x
    x = 523,573,500,886.97/762,283.89
  6. Step 6: Final answer
    x = 686,848.44

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Double scale
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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.