Home / 959,373.55-1,439,040.56-319,723.73

Finding the Fourth Proportional to 959,373.55, 1,439,040.56 and 319,723.73

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Solution

The fourth proportional to 959,373.55, 1,439,040.56 and 319,723.73 is: 479,579.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,373.55 : 1,439,040.56 = 319,723.73 : x
  2. Step 2: Convert to fraction form
    959,373.55/1,439,040.56 = 319,723.73/x
  3. Step 3: Cross multiply
    959,373.55x = 1,439,040.56 × 319,723.73
  4. Step 4: Simplify right side
    959,373.55x = 460,095,408,269.29
  5. Step 5: Solve for x
    x = 460,095,408,269.29/959,373.55
  6. Step 6: Final answer
    x = 479,579.00

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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.