Home / 752,148.43-1,128,225.08-191,182.93

Finding the Fourth Proportional to 752,148.43, 1,128,225.08 and 191,182.93

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Solution

The fourth proportional to 752,148.43, 1,128,225.08 and 191,182.93 is: 286,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,148.43 : 1,128,225.08 = 191,182.93 : x
  2. Step 2: Convert to fraction form
    752,148.43/1,128,225.08 = 191,182.93/x
  3. Step 3: Cross multiply
    752,148.43x = 1,128,225.08 × 191,182.93
  4. Step 4: Simplify right side
    752,148.43x = 215,697,376,493.88
  5. Step 5: Solve for x
    x = 215,697,376,493.88/752,148.43
  6. Step 6: Final answer
    x = 286,775.01

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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.