Home / 268,437.75-370,434.65-147,578.18

Finding the Fourth Proportional to 268,437.75, 370,434.65 and 147,578.18

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Solution

The fourth proportional to 268,437.75, 370,434.65 and 147,578.18 is: 203,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,437.75 : 370,434.65 = 147,578.18 : x
  2. Step 2: Convert to fraction form
    268,437.75/370,434.65 = 147,578.18/x
  3. Step 3: Cross multiply
    268,437.75x = 370,434.65 × 147,578.18
  4. Step 4: Simplify right side
    268,437.75x = 54,668,068,865.87
  5. Step 5: Solve for x
    x = 54,668,068,865.87/268,437.75
  6. Step 6: Final answer
    x = 203,652.69

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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.