Home / 472,587.46-708,919.59-140,162.50

Finding the Fourth Proportional to 472,587.46, 708,919.59 and 140,162.50

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Solution

The fourth proportional to 472,587.46, 708,919.59 and 140,162.50 is: 210,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,587.46 : 708,919.59 = 140,162.50 : x
  2. Step 2: Convert to fraction form
    472,587.46/708,919.59 = 140,162.50/x
  3. Step 3: Cross multiply
    472,587.46x = 708,919.59 × 140,162.50
  4. Step 4: Simplify right side
    472,587.46x = 99,363,942,033.38
  5. Step 5: Solve for x
    x = 99,363,942,033.38/472,587.46
  6. Step 6: Final answer
    x = 210,255.14

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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.