Home / 385,463.03-577,352.49-160,140.29

Finding the Fourth Proportional to 385,463.03, 577,352.49 and 160,140.29

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Solution

The fourth proportional to 385,463.03, 577,352.49 and 160,140.29 is: 239,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,463.03 : 577,352.49 = 160,140.29 : x
  2. Step 2: Convert to fraction form
    385,463.03/577,352.49 = 160,140.29/x
  3. Step 3: Cross multiply
    385,463.03x = 577,352.49 × 160,140.29
  4. Step 4: Simplify right side
    385,463.03x = 92,457,392,294.06
  5. Step 5: Solve for x
    x = 92,457,392,294.06/385,463.03
  6. Step 6: Final answer
    x = 239,860.60

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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.