Home / 348,521.46-480,957.38-193,471.08

Finding the Fourth Proportional to 348,521.46, 480,957.38 and 193,471.08

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Solution

The fourth proportional to 348,521.46, 480,957.38 and 193,471.08 is: 266,988.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,521.46 : 480,957.38 = 193,471.08 : x
  2. Step 2: Convert to fraction form
    348,521.46/480,957.38 = 193,471.08/x
  3. Step 3: Cross multiply
    348,521.46x = 480,957.38 × 193,471.08
  4. Step 4: Simplify right side
    348,521.46x = 93,051,343,742.57
  5. Step 5: Solve for x
    x = 93,051,343,742.57/348,521.46
  6. Step 6: Final answer
    x = 266,988.85

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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.