Home / 749,981.08-1,034,975.64-410,471.20

Finding the Fourth Proportional to 749,981.08, 1,034,975.64 and 410,471.20

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Solution

The fourth proportional to 749,981.08, 1,034,975.64 and 410,471.20 is: 566,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,981.08 : 1,034,975.64 = 410,471.20 : x
  2. Step 2: Convert to fraction form
    749,981.08/1,034,975.64 = 410,471.20/x
  3. Step 3: Cross multiply
    749,981.08x = 1,034,975.64 × 410,471.20
  4. Step 4: Simplify right side
    749,981.08x = 424,827,692,921.57
  5. Step 5: Solve for x
    x = 424,827,692,921.57/749,981.08
  6. Step 6: Final answer
    x = 566,451.21

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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.