Home / 749,862.56-1,034,810.40-410,330.84

Finding the Fourth Proportional to 749,862.56, 1,034,810.40 and 410,330.84

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Solution

The fourth proportional to 749,862.56, 1,034,810.40 and 410,330.84 is: 566,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,862.56 : 1,034,810.40 = 410,330.84 : x
  2. Step 2: Convert to fraction form
    749,862.56/1,034,810.40 = 410,330.84/x
  3. Step 3: Cross multiply
    749,862.56x = 1,034,810.40 × 410,330.84
  4. Step 4: Simplify right side
    749,862.56x = 424,614,620,672.74
  5. Step 5: Solve for x
    x = 424,614,620,672.74/749,862.56
  6. Step 6: Final answer
    x = 566,256.60

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Double scale
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1.5x scale

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.