Home / 674,205.60-1,011,308.40-607,850.40

Finding the Fourth Proportional to 674,205.60, 1,011,308.40 and 607,850.40

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Solution

The fourth proportional to 674,205.60, 1,011,308.40 and 607,850.40 is: 911,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,205.60 : 1,011,308.40 = 607,850.40 : x
  2. Step 2: Convert to fraction form
    674,205.60/1,011,308.40 = 607,850.40/x
  3. Step 3: Cross multiply
    674,205.60x = 1,011,308.40 × 607,850.40
  4. Step 4: Simplify right side
    674,205.60x = 614,724,215,463.36
  5. Step 5: Solve for x
    x = 614,724,215,463.36/674,205.60
  6. Step 6: Final answer
    x = 911,775.60

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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.