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Finding the Fourth Proportional to 897,766.13, 1,347,259.16 and 365,384.03

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Solution

The fourth proportional to 897,766.13, 1,347,259.16 and 365,384.03 is: 548,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,766.13 : 1,347,259.16 = 365,384.03 : x
  2. Step 2: Convert to fraction form
    897,766.13/1,347,259.16 = 365,384.03/x
  3. Step 3: Cross multiply
    897,766.13x = 1,347,259.16 × 365,384.03
  4. Step 4: Simplify right side
    897,766.13x = 492,266,985,616.82
  5. Step 5: Solve for x
    x = 492,266,985,616.82/897,766.13
  6. Step 6: Final answer
    x = 548,324.30

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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.