Home / 672,017.55-1,008,026.33-618,363.15

Finding the Fourth Proportional to 672,017.55, 1,008,026.33 and 618,363.15

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Solution

The fourth proportional to 672,017.55, 1,008,026.33 and 618,363.15 is: 927,544.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,017.55 : 1,008,026.33 = 618,363.15 : x
  2. Step 2: Convert to fraction form
    672,017.55/1,008,026.33 = 618,363.15/x
  3. Step 3: Cross multiply
    672,017.55x = 1,008,026.33 × 618,363.15
  4. Step 4: Simplify right side
    672,017.55x = 623,326,333,609.92
  5. Step 5: Solve for x
    x = 623,326,333,609.92/672,017.55
  6. Step 6: Final answer
    x = 927,544.73

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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.