Home / 871,116.62-1,306,681.59-240,065.06

Finding the Fourth Proportional to 871,116.62, 1,306,681.59 and 240,065.06

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Solution

The fourth proportional to 871,116.62, 1,306,681.59 and 240,065.06 is: 360,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,116.62 : 1,306,681.59 = 240,065.06 : x
  2. Step 2: Convert to fraction form
    871,116.62/1,306,681.59 = 240,065.06/x
  3. Step 3: Cross multiply
    871,116.62x = 1,306,681.59 × 240,065.06
  4. Step 4: Simplify right side
    871,116.62x = 313,688,594,304.25
  5. Step 5: Solve for x
    x = 313,688,594,304.25/871,116.62
  6. Step 6: Final answer
    x = 360,099.43

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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.