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Finding the Fourth Proportional to 370,139.00, 510,793.47 and 200,373.12

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Solution

The fourth proportional to 370,139.00, 510,793.47 and 200,373.12 is: 276,515.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,139.00 : 510,793.47 = 200,373.12 : x
  2. Step 2: Convert to fraction form
    370,139.00/510,793.47 = 200,373.12/x
  3. Step 3: Cross multiply
    370,139.00x = 510,793.47 × 200,373.12
  4. Step 4: Simplify right side
    370,139.00x = 102,349,281,259.53
  5. Step 5: Solve for x
    x = 102,349,281,259.53/370,139.00
  6. Step 6: Final answer
    x = 276,515.80

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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.