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Finding the Fourth Proportional to 373,342.90, 560,014.35 and 268,366.90

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Solution

The fourth proportional to 373,342.90, 560,014.35 and 268,366.90 is: 402,550.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,342.90 : 560,014.35 = 268,366.90 : x
  2. Step 2: Convert to fraction form
    373,342.90/560,014.35 = 268,366.90/x
  3. Step 3: Cross multiply
    373,342.90x = 560,014.35 × 268,366.90
  4. Step 4: Simplify right side
    373,342.90x = 150,289,315,065.02
  5. Step 5: Solve for x
    x = 150,289,315,065.02/373,342.90
  6. Step 6: Final answer
    x = 402,550.35

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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.