Home / 883,319.85-1,218,987.23-501,353.01

Finding the Fourth Proportional to 883,319.85, 1,218,987.23 and 501,353.01

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Solution

The fourth proportional to 883,319.85, 1,218,987.23 and 501,353.01 is: 691,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,319.85 : 1,218,987.23 = 501,353.01 : x
  2. Step 2: Convert to fraction form
    883,319.85/1,218,987.23 = 501,353.01/x
  3. Step 3: Cross multiply
    883,319.85x = 1,218,987.23 × 501,353.01
  4. Step 4: Simplify right side
    883,319.85x = 611,142,914,405.30
  5. Step 5: Solve for x
    x = 611,142,914,405.30/883,319.85
  6. Step 6: Final answer
    x = 691,870.46

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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.