Home / 749,483.34-1,034,261.22-427,297.20

Finding the Fourth Proportional to 749,483.34, 1,034,261.22 and 427,297.20

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Solution

The fourth proportional to 749,483.34, 1,034,261.22 and 427,297.20 is: 589,655.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,483.34 : 1,034,261.22 = 427,297.20 : x
  2. Step 2: Convert to fraction form
    749,483.34/1,034,261.22 = 427,297.20/x
  3. Step 3: Cross multiply
    749,483.34x = 1,034,261.22 × 427,297.20
  4. Step 4: Simplify right side
    749,483.34x = 441,936,923,374.58
  5. Step 5: Solve for x
    x = 441,936,923,374.58/749,483.34
  6. Step 6: Final answer
    x = 589,655.43

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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.