Home / 749,911.38-1,034,923.41-427,683.66

Finding the Fourth Proportional to 749,911.38, 1,034,923.41 and 427,683.66

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Solution

The fourth proportional to 749,911.38, 1,034,923.41 and 427,683.66 is: 590,229.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,911.38 : 1,034,923.41 = 427,683.66 : x
  2. Step 2: Convert to fraction form
    749,911.38/1,034,923.41 = 427,683.66/x
  3. Step 3: Cross multiply
    749,911.38x = 1,034,923.41 × 427,683.66
  4. Step 4: Simplify right side
    749,911.38x = 442,619,831,808.48
  5. Step 5: Solve for x
    x = 442,619,831,808.48/749,911.38
  6. Step 6: Final answer
    x = 590,229.52

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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.