Home / 648,000.70-972,001.05-588,951.70

Finding the Fourth Proportional to 648,000.70, 972,001.05 and 588,951.70

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Solution

The fourth proportional to 648,000.70, 972,001.05 and 588,951.70 is: 883,427.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,000.70 : 972,001.05 = 588,951.70 : x
  2. Step 2: Convert to fraction form
    648,000.70/972,001.05 = 588,951.70/x
  3. Step 3: Cross multiply
    648,000.70x = 972,001.05 × 588,951.70
  4. Step 4: Simplify right side
    648,000.70x = 572,461,670,799.29
  5. Step 5: Solve for x
    x = 572,461,670,799.29/648,000.70
  6. Step 6: Final answer
    x = 883,427.55

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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.