Home / 479,331.03-718,899.95-175,621.74

Finding the Fourth Proportional to 479,331.03, 718,899.95 and 175,621.74

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Solution

The fourth proportional to 479,331.03, 718,899.95 and 175,621.74 is: 263,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,331.03 : 718,899.95 = 175,621.74 : x
  2. Step 2: Convert to fraction form
    479,331.03/718,899.95 = 175,621.74/x
  3. Step 3: Cross multiply
    479,331.03x = 718,899.95 × 175,621.74
  4. Step 4: Simplify right side
    479,331.03x = 126,254,459,226.80
  5. Step 5: Solve for x
    x = 126,254,459,226.80/479,331.03
  6. Step 6: Final answer
    x = 263,397.22

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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.