Home / 399,041.27-598,331.51-272,834.36

Finding the Fourth Proportional to 399,041.27, 598,331.51 and 272,834.36

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Solution

The fourth proportional to 399,041.27, 598,331.51 and 272,834.36 is: 409,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,041.27 : 598,331.51 = 272,834.36 : x
  2. Step 2: Convert to fraction form
    399,041.27/598,331.51 = 272,834.36/x
  3. Step 3: Cross multiply
    399,041.27x = 598,331.51 × 272,834.36
  4. Step 4: Simplify right side
    399,041.27x = 163,245,393,509.73
  5. Step 5: Solve for x
    x = 163,245,393,509.73/399,041.27
  6. Step 6: Final answer
    x = 409,094.01

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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.