Home / 982,154.10-1,355,359.05-552,434.52

Finding the Fourth Proportional to 982,154.10, 1,355,359.05 and 552,434.52

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Solution

The fourth proportional to 982,154.10, 1,355,359.05 and 552,434.52 is: 762,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,154.10 : 1,355,359.05 = 552,434.52 : x
  2. Step 2: Convert to fraction form
    982,154.10/1,355,359.05 = 552,434.52/x
  3. Step 3: Cross multiply
    982,154.10x = 1,355,359.05 × 552,434.52
  4. Step 4: Simplify right side
    982,154.10x = 748,747,126,214.41
  5. Step 5: Solve for x
    x = 748,747,126,214.41/982,154.10
  6. Step 6: Final answer
    x = 762,351.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.