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Finding the Fourth Proportional to 293,360.44, 439,970.18 and 135,437.18

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Solution

The fourth proportional to 293,360.44, 439,970.18 and 135,437.18 is: 203,123.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,360.44 : 439,970.18 = 135,437.18 : x
  2. Step 2: Convert to fraction form
    293,360.44/439,970.18 = 135,437.18/x
  3. Step 3: Cross multiply
    293,360.44x = 439,970.18 × 135,437.18
  4. Step 4: Simplify right side
    293,360.44x = 59,588,320,463.29
  5. Step 5: Solve for x
    x = 59,588,320,463.29/293,360.44
  6. Step 6: Final answer
    x = 203,123.23

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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.