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Finding the Fourth Proportional to 476,002.99, 714,028.24 and 156,126.47

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Solution

The fourth proportional to 476,002.99, 714,028.24 and 156,126.47 is: 234,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,002.99 : 714,028.24 = 156,126.47 : x
  2. Step 2: Convert to fraction form
    476,002.99/714,028.24 = 156,126.47/x
  3. Step 3: Cross multiply
    476,002.99x = 714,028.24 × 156,126.47
  4. Step 4: Simplify right side
    476,002.99x = 111,478,708,591.51
  5. Step 5: Solve for x
    x = 111,478,708,591.51/476,002.99
  6. Step 6: Final answer
    x = 234,197.50

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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.