Home / 715,984.40-1,074,002.52-242,715.44

Finding the Fourth Proportional to 715,984.40, 1,074,002.52 and 242,715.44

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Solution

The fourth proportional to 715,984.40, 1,074,002.52 and 242,715.44 is: 364,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,984.40 : 1,074,002.52 = 242,715.44 : x
  2. Step 2: Convert to fraction form
    715,984.40/1,074,002.52 = 242,715.44/x
  3. Step 3: Cross multiply
    715,984.40x = 1,074,002.52 × 242,715.44
  4. Step 4: Simplify right side
    715,984.40x = 260,676,994,202.91
  5. Step 5: Solve for x
    x = 260,676,994,202.91/715,984.40
  6. Step 6: Final answer
    x = 364,081.95

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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.