Home / 977,496.30-1,466,244.45-658,631.70

Finding the Fourth Proportional to 977,496.30, 1,466,244.45 and 658,631.70

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Solution

The fourth proportional to 977,496.30, 1,466,244.45 and 658,631.70 is: 987,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,496.30 : 1,466,244.45 = 658,631.70 : x
  2. Step 2: Convert to fraction form
    977,496.30/1,466,244.45 = 658,631.70/x
  3. Step 3: Cross multiply
    977,496.30x = 1,466,244.45 × 658,631.70
  4. Step 4: Simplify right side
    977,496.30x = 965,715,074,719.07
  5. Step 5: Solve for x
    x = 965,715,074,719.07/977,496.30
  6. Step 6: Final answer
    x = 987,947.55

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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.