Home / 648,077.40-972,116.10-596,755.80

Finding the Fourth Proportional to 648,077.40, 972,116.10 and 596,755.80

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Solution

The fourth proportional to 648,077.40, 972,116.10 and 596,755.80 is: 895,133.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,077.40 : 972,116.10 = 596,755.80 : x
  2. Step 2: Convert to fraction form
    648,077.40/972,116.10 = 596,755.80/x
  3. Step 3: Cross multiply
    648,077.40x = 972,116.10 × 596,755.80
  4. Step 4: Simplify right side
    648,077.40x = 580,115,920,948.38
  5. Step 5: Solve for x
    x = 580,115,920,948.38/648,077.40
  6. Step 6: Final answer
    x = 895,133.70

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Double scale
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Similar ratio
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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.