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Finding the Fourth Proportional to 587,588.40, 880,864.20 and 350,679.60

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Solution

The fourth proportional to 587,588.40, 880,864.20 and 350,679.60 is: 525,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,588.40 : 880,864.20 = 350,679.60 : x
  2. Step 2: Convert to fraction form
    587,588.40/880,864.20 = 350,679.60/x
  3. Step 3: Cross multiply
    587,588.40x = 880,864.20 × 350,679.60
  4. Step 4: Simplify right side
    587,588.40x = 308,901,105,310.32
  5. Step 5: Solve for x
    x = 308,901,105,310.32/587,588.40
  6. Step 6: Final answer
    x = 525,710.01

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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.