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Finding the Fourth Proportional to 453,951.70, 680,927.55 and 404,962.90

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Solution

The fourth proportional to 453,951.70, 680,927.55 and 404,962.90 is: 607,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,951.70 : 680,927.55 = 404,962.90 : x
  2. Step 2: Convert to fraction form
    453,951.70/680,927.55 = 404,962.90/x
  3. Step 3: Cross multiply
    453,951.70x = 680,927.55 × 404,962.90
  4. Step 4: Simplify right side
    453,951.70x = 275,750,395,337.90
  5. Step 5: Solve for x
    x = 275,750,395,337.90/453,951.70
  6. Step 6: Final answer
    x = 607,444.35

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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.