Home / 738,449.03-1,107,041.72-283,366.83

Finding the Fourth Proportional to 738,449.03, 1,107,041.72 and 283,366.83

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Solution

The fourth proportional to 738,449.03, 1,107,041.72 and 283,366.83 is: 424,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,449.03 : 1,107,041.72 = 283,366.83 : x
  2. Step 2: Convert to fraction form
    738,449.03/1,107,041.72 = 283,366.83/x
  3. Step 3: Cross multiply
    738,449.03x = 1,107,041.72 × 283,366.83
  4. Step 4: Simplify right side
    738,449.03x = 313,698,899,381.61
  5. Step 5: Solve for x
    x = 313,698,899,381.61/738,449.03
  6. Step 6: Final answer
    x = 424,807.79

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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.