Home / 1,187,498.10-1,780,572.27-467,449.50

Finding the Fourth Proportional to 1,187,498.10, 1,780,572.27 and 467,449.50

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Solution

The fourth proportional to 1,187,498.10, 1,780,572.27 and 467,449.50 is: 700,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,498.10 : 1,780,572.27 = 467,449.50 : x
  2. Step 2: Convert to fraction form
    1,187,498.10/1,780,572.27 = 467,449.50/x
  3. Step 3: Cross multiply
    1,187,498.10x = 1,780,572.27 × 467,449.50
  4. Step 4: Simplify right side
    1,187,498.10x = 832,327,617,325.37
  5. Step 5: Solve for x
    x = 832,327,617,325.37/1,187,498.10
  6. Step 6: Final answer
    x = 700,908.59

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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.