Home / 1,657,182.60-2,485,628.10-458,998.20

Finding the Fourth Proportional to 1,657,182.60, 2,485,628.10 and 458,998.20

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Solution

The fourth proportional to 1,657,182.60, 2,485,628.10 and 458,998.20 is: 688,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,182.60 : 2,485,628.10 = 458,998.20 : x
  2. Step 2: Convert to fraction form
    1,657,182.60/2,485,628.10 = 458,998.20/x
  3. Step 3: Cross multiply
    1,657,182.60x = 2,485,628.10 × 458,998.20
  4. Step 4: Simplify right side
    1,657,182.60x = 1,140,898,823,769.42
  5. Step 5: Solve for x
    x = 1,140,898,823,769.42/1,657,182.60
  6. Step 6: Final answer
    x = 688,456.92

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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.