Home / 462,365.04-693,547.55-129,941.04

Finding the Fourth Proportional to 462,365.04, 693,547.55 and 129,941.04

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Solution

The fourth proportional to 462,365.04, 693,547.55 and 129,941.04 is: 194,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,365.04 : 693,547.55 = 129,941.04 : x
  2. Step 2: Convert to fraction form
    462,365.04/693,547.55 = 129,941.04/x
  3. Step 3: Cross multiply
    462,365.04x = 693,547.55 × 129,941.04
  4. Step 4: Simplify right side
    462,365.04x = 90,120,289,936.45
  5. Step 5: Solve for x
    x = 90,120,289,936.45/462,365.04
  6. Step 6: Final answer
    x = 194,911.56

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Similar ratio
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1.5x scale

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.