Home / 246,521.28-370,013.04-128,276.40

Finding the Fourth Proportional to 246,521.28, 370,013.04 and 128,276.40

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Solution

The fourth proportional to 246,521.28, 370,013.04 and 128,276.40 is: 192,534.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,521.28 : 370,013.04 = 128,276.40 : x
  2. Step 2: Convert to fraction form
    246,521.28/370,013.04 = 128,276.40/x
  3. Step 3: Cross multiply
    246,521.28x = 370,013.04 × 128,276.40
  4. Step 4: Simplify right side
    246,521.28x = 47,463,940,724.26
  5. Step 5: Solve for x
    x = 47,463,940,724.26/246,521.28
  6. Step 6: Final answer
    x = 192,534.86

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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.