Home / 749,472.64-1,124,223.60-275,914.24

Finding the Fourth Proportional to 749,472.64, 1,124,223.60 and 275,914.24

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Solution

The fourth proportional to 749,472.64, 1,124,223.60 and 275,914.24 is: 413,876.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,472.64 : 1,124,223.60 = 275,914.24 : x
  2. Step 2: Convert to fraction form
    749,472.64/1,124,223.60 = 275,914.24/x
  3. Step 3: Cross multiply
    749,472.64x = 1,124,223.60 × 275,914.24
  4. Step 4: Simplify right side
    749,472.64x = 310,189,300,184.06
  5. Step 5: Solve for x
    x = 310,189,300,184.06/749,472.64
  6. Step 6: Final answer
    x = 413,876.75

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Double scale
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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.