Home / 385,941.28-532,598.96-235,038.32

Finding the Fourth Proportional to 385,941.28, 532,598.96 and 235,038.32

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Solution

The fourth proportional to 385,941.28, 532,598.96 and 235,038.32 is: 324,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,941.28 : 532,598.96 = 235,038.32 : x
  2. Step 2: Convert to fraction form
    385,941.28/532,598.96 = 235,038.32/x
  3. Step 3: Cross multiply
    385,941.28x = 532,598.96 × 235,038.32
  4. Step 4: Simplify right side
    385,941.28x = 125,181,164,792.15
  5. Step 5: Solve for x
    x = 125,181,164,792.15/385,941.28
  6. Step 6: Final answer
    x = 324,352.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.