Home / 1,247,848.96-1,871,773.44-361,384.96

Finding the Fourth Proportional to 1,247,848.96, 1,871,773.44 and 361,384.96

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Solution

The fourth proportional to 1,247,848.96, 1,871,773.44 and 361,384.96 is: 542,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,848.96 : 1,871,773.44 = 361,384.96 : x
  2. Step 2: Convert to fraction form
    1,247,848.96/1,871,773.44 = 361,384.96/x
  3. Step 3: Cross multiply
    1,247,848.96x = 1,871,773.44 × 361,384.96
  4. Step 4: Simplify right side
    1,247,848.96x = 676,430,769,743.46
  5. Step 5: Solve for x
    x = 676,430,769,743.46/1,247,848.96
  6. Step 6: Final answer
    x = 542,077.44

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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.