Home / 819,509.36-1,229,444.61-250,894.76

Finding the Fourth Proportional to 819,509.36, 1,229,444.61 and 250,894.76

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Solution

The fourth proportional to 819,509.36, 1,229,444.61 and 250,894.76 is: 376,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,509.36 : 1,229,444.61 = 250,894.76 : x
  2. Step 2: Convert to fraction form
    819,509.36/1,229,444.61 = 250,894.76/x
  3. Step 3: Cross multiply
    819,509.36x = 1,229,444.61 × 250,894.76
  4. Step 4: Simplify right side
    819,509.36x = 308,461,210,359.24
  5. Step 5: Solve for x
    x = 308,461,210,359.24/819,509.36
  6. Step 6: Final answer
    x = 376,397.42

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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.