Home / 574,515.08-861,875.28-195,416.44

Finding the Fourth Proportional to 574,515.08, 861,875.28 and 195,416.44

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Solution

The fourth proportional to 574,515.08, 861,875.28 and 195,416.44 is: 293,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,515.08 : 861,875.28 = 195,416.44 : x
  2. Step 2: Convert to fraction form
    574,515.08/861,875.28 = 195,416.44/x
  3. Step 3: Cross multiply
    574,515.08x = 861,875.28 × 195,416.44
  4. Step 4: Simplify right side
    574,515.08x = 168,424,598,941.60
  5. Step 5: Solve for x
    x = 168,424,598,941.60/574,515.08
  6. Step 6: Final answer
    x = 293,159.58

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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.