Home / 977,489.10-1,466,233.65-829,866.60

Finding the Fourth Proportional to 977,489.10, 1,466,233.65 and 829,866.60

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Solution

The fourth proportional to 977,489.10, 1,466,233.65 and 829,866.60 is: 1,244,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,489.10 : 1,466,233.65 = 829,866.60 : x
  2. Step 2: Convert to fraction form
    977,489.10/1,466,233.65 = 829,866.60/x
  3. Step 3: Cross multiply
    977,489.10x = 1,466,233.65 × 829,866.60
  4. Step 4: Simplify right side
    977,489.10x = 1,216,778,333,931.09
  5. Step 5: Solve for x
    x = 1,216,778,333,931.09/977,489.10
  6. Step 6: Final answer
    x = 1,244,799.90

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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.