Home / 293,060.80-439,586.40-93,378.49

Finding the Fourth Proportional to 293,060.80, 439,586.40 and 93,378.49

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Solution

The fourth proportional to 293,060.80, 439,586.40 and 93,378.49 is: 140,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,060.80 : 439,586.40 = 93,378.49 : x
  2. Step 2: Convert to fraction form
    293,060.80/439,586.40 = 93,378.49/x
  3. Step 3: Cross multiply
    293,060.80x = 439,586.40 × 93,378.49
  4. Step 4: Simplify right side
    293,060.80x = 41,047,913,507.74
  5. Step 5: Solve for x
    x = 41,047,913,507.74/293,060.80
  6. Step 6: Final answer
    x = 140,066.20

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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.