Home / 977,132.89-1,465,995.64-471,599.64

Finding the Fourth Proportional to 977,132.89, 1,465,995.64 and 471,599.64

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Solution

The fourth proportional to 977,132.89, 1,465,995.64 and 471,599.64 is: 707,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,132.89 : 1,465,995.64 = 471,599.64 : x
  2. Step 2: Convert to fraction form
    977,132.89/1,465,995.64 = 471,599.64/x
  3. Step 3: Cross multiply
    977,132.89x = 1,465,995.64 × 471,599.64
  4. Step 4: Simplify right side
    977,132.89x = 691,363,006,377.59
  5. Step 5: Solve for x
    x = 691,363,006,377.59/977,132.89
  6. Step 6: Final answer
    x = 707,542.46

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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.