Home / 918,897.19-1,267,892.31-536,850.16

Finding the Fourth Proportional to 918,897.19, 1,267,892.31 and 536,850.16

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Solution

The fourth proportional to 918,897.19, 1,267,892.31 and 536,850.16 is: 740,744.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,897.19 : 1,267,892.31 = 536,850.16 : x
  2. Step 2: Convert to fraction form
    918,897.19/1,267,892.31 = 536,850.16/x
  3. Step 3: Cross multiply
    918,897.19x = 1,267,892.31 × 536,850.16
  4. Step 4: Simplify right side
    918,897.19x = 680,668,189,486.27
  5. Step 5: Solve for x
    x = 680,668,189,486.27/918,897.19
  6. Step 6: Final answer
    x = 740,744.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.