Home / 779,191.50-1,169,157.45-539,674.02

Finding the Fourth Proportional to 779,191.50, 1,169,157.45 and 539,674.02

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Solution

The fourth proportional to 779,191.50, 1,169,157.45 and 539,674.02 is: 809,767.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,191.50 : 1,169,157.45 = 539,674.02 : x
  2. Step 2: Convert to fraction form
    779,191.50/1,169,157.45 = 539,674.02/x
  3. Step 3: Cross multiply
    779,191.50x = 1,169,157.45 × 539,674.02
  4. Step 4: Simplify right side
    779,191.50x = 630,963,901,054.45
  5. Step 5: Solve for x
    x = 630,963,901,054.45/779,191.50
  6. Step 6: Final answer
    x = 809,767.43

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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.