Home / 305,022.52-457,594.86-105,350.20

Finding the Fourth Proportional to 305,022.52, 457,594.86 and 105,350.20

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Solution

The fourth proportional to 305,022.52, 457,594.86 and 105,350.20 is: 158,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,022.52 : 457,594.86 = 105,350.20 : x
  2. Step 2: Convert to fraction form
    305,022.52/457,594.86 = 105,350.20/x
  3. Step 3: Cross multiply
    305,022.52x = 457,594.86 × 105,350.20
  4. Step 4: Simplify right side
    305,022.52x = 48,207,710,019.97
  5. Step 5: Solve for x
    x = 48,207,710,019.97/305,022.52
  6. Step 6: Final answer
    x = 158,046.40

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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.