Home / 924,927.80-1,387,391.70-714,716.60

Finding the Fourth Proportional to 924,927.80, 1,387,391.70 and 714,716.60

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Solution

The fourth proportional to 924,927.80, 1,387,391.70 and 714,716.60 is: 1,072,074.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,927.80 : 1,387,391.70 = 714,716.60 : x
  2. Step 2: Convert to fraction form
    924,927.80/1,387,391.70 = 714,716.60/x
  3. Step 3: Cross multiply
    924,927.80x = 1,387,391.70 × 714,716.60
  4. Step 4: Simplify right side
    924,927.80x = 991,591,878,692.22
  5. Step 5: Solve for x
    x = 991,591,878,692.22/924,927.80
  6. Step 6: Final answer
    x = 1,072,074.90

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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.