Home / 714,692.48-1,072,062.40-359,512.96

Finding the Fourth Proportional to 714,692.48, 1,072,062.40 and 359,512.96

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Solution

The fourth proportional to 714,692.48, 1,072,062.40 and 359,512.96 is: 539,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,692.48 : 1,072,062.40 = 359,512.96 : x
  2. Step 2: Convert to fraction form
    714,692.48/1,072,062.40 = 359,512.96/x
  3. Step 3: Cross multiply
    714,692.48x = 1,072,062.40 × 359,512.96
  4. Step 4: Simplify right side
    714,692.48x = 385,420,326,728.70
  5. Step 5: Solve for x
    x = 385,420,326,728.70/714,692.48
  6. Step 6: Final answer
    x = 539,281.35

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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.