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Finding the Fourth Proportional to 575,550.72, 863,178.80 and 170,648.24

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Solution

The fourth proportional to 575,550.72, 863,178.80 and 170,648.24 is: 255,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,550.72 : 863,178.80 = 170,648.24 : x
  2. Step 2: Convert to fraction form
    575,550.72/863,178.80 = 170,648.24/x
  3. Step 3: Cross multiply
    575,550.72x = 863,178.80 × 170,648.24
  4. Step 4: Simplify right side
    575,550.72x = 147,299,943,025.31
  5. Step 5: Solve for x
    x = 147,299,943,025.31/575,550.72
  6. Step 6: Final answer
    x = 255,928.69

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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.