Home / 747,860.58-1,121,761.44-249,224.58

Finding the Fourth Proportional to 747,860.58, 1,121,761.44 and 249,224.58

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Solution

The fourth proportional to 747,860.58, 1,121,761.44 and 249,224.58 is: 373,827.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,860.58 : 1,121,761.44 = 249,224.58 : x
  2. Step 2: Convert to fraction form
    747,860.58/1,121,761.44 = 249,224.58/x
  3. Step 3: Cross multiply
    747,860.58x = 1,121,761.44 × 249,224.58
  4. Step 4: Simplify right side
    747,860.58x = 279,570,523,744.20
  5. Step 5: Solve for x
    x = 279,570,523,744.20/747,860.58
  6. Step 6: Final answer
    x = 373,827.06

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1.5x scale

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.