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Finding the Fourth Proportional to 373,254.15, 559,881.23 and 306,769.35

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Solution

The fourth proportional to 373,254.15, 559,881.23 and 306,769.35 is: 460,154.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,254.15 : 559,881.23 = 306,769.35 : x
  2. Step 2: Convert to fraction form
    373,254.15/559,881.23 = 306,769.35/x
  3. Step 3: Cross multiply
    373,254.15x = 559,881.23 × 306,769.35
  4. Step 4: Simplify right side
    373,254.15x = 171,754,399,470.45
  5. Step 5: Solve for x
    x = 171,754,399,470.45/373,254.15
  6. Step 6: Final answer
    x = 460,154.03

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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.