Home / 924,043.09-1,382,692.55-545,145.34

Finding the Fourth Proportional to 924,043.09, 1,382,692.55 and 545,145.34

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Solution

The fourth proportional to 924,043.09, 1,382,692.55 and 545,145.34 is: 815,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,043.09 : 1,382,692.55 = 545,145.34 : x
  2. Step 2: Convert to fraction form
    924,043.09/1,382,692.55 = 545,145.34/x
  3. Step 3: Cross multiply
    924,043.09x = 1,382,692.55 × 545,145.34
  4. Step 4: Simplify right side
    924,043.09x = 753,768,401,294.97
  5. Step 5: Solve for x
    x = 753,768,401,294.97/924,043.09
  6. Step 6: Final answer
    x = 815,728.63

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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.