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Finding the Fourth Proportional to 655,745.80, 983,618.70 and 596,648.20

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Solution

The fourth proportional to 655,745.80, 983,618.70 and 596,648.20 is: 894,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,745.80 : 983,618.70 = 596,648.20 : x
  2. Step 2: Convert to fraction form
    655,745.80/983,618.70 = 596,648.20/x
  3. Step 3: Cross multiply
    655,745.80x = 983,618.70 × 596,648.20
  4. Step 4: Simplify right side
    655,745.80x = 586,874,326,841.34
  5. Step 5: Solve for x
    x = 586,874,326,841.34/655,745.80
  6. Step 6: Final answer
    x = 894,972.30

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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.