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Finding the Fourth Proportional to 477,645.44, 716,518.30 and 237,818.82

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Solution

The fourth proportional to 477,645.44, 716,518.30 and 237,818.82 is: 356,753.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,645.44 : 716,518.30 = 237,818.82 : x
  2. Step 2: Convert to fraction form
    477,645.44/716,518.30 = 237,818.82/x
  3. Step 3: Cross multiply
    477,645.44x = 716,518.30 × 237,818.82
  4. Step 4: Simplify right side
    477,645.44x = 170,401,536,614.41
  5. Step 5: Solve for x
    x = 170,401,536,614.41/477,645.44
  6. Step 6: Final answer
    x = 356,753.19

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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.