Home / 293,386.56-440,008.96-135,463.20

Finding the Fourth Proportional to 293,386.56, 440,008.96 and 135,463.20

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Solution

The fourth proportional to 293,386.56, 440,008.96 and 135,463.20 is: 203,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,386.56 : 440,008.96 = 135,463.20 : x
  2. Step 2: Convert to fraction form
    293,386.56/440,008.96 = 135,463.20/x
  3. Step 3: Cross multiply
    293,386.56x = 440,008.96 × 135,463.20
  4. Step 4: Simplify right side
    293,386.56x = 59,605,021,750.27
  5. Step 5: Solve for x
    x = 59,605,021,750.27/293,386.56
  6. Step 6: Final answer
    x = 203,162.07

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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.