Home / 714,693.98-1,072,064.65-359,514.46

Finding the Fourth Proportional to 714,693.98, 1,072,064.65 and 359,514.46

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Solution

The fourth proportional to 714,693.98, 1,072,064.65 and 359,514.46 is: 539,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,693.98 : 1,072,064.65 = 359,514.46 : x
  2. Step 2: Convert to fraction form
    714,693.98/1,072,064.65 = 359,514.46/x
  3. Step 3: Cross multiply
    714,693.98x = 1,072,064.65 × 359,514.46
  4. Step 4: Simplify right side
    714,693.98x = 385,422,743,729.84
  5. Step 5: Solve for x
    x = 385,422,743,729.84/714,693.98
  6. Step 6: Final answer
    x = 539,283.60

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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.