Home / 817,627.20-1,225,598.40-368,563.20

Finding the Fourth Proportional to 817,627.20, 1,225,598.40 and 368,563.20

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Solution

The fourth proportional to 817,627.20, 1,225,598.40 and 368,563.20 is: 552,465.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,627.20 : 1,225,598.40 = 368,563.20 : x
  2. Step 2: Convert to fraction form
    817,627.20/1,225,598.40 = 368,563.20/x
  3. Step 3: Cross multiply
    817,627.20x = 1,225,598.40 × 368,563.20
  4. Step 4: Simplify right side
    817,627.20x = 451,710,468,218.88
  5. Step 5: Solve for x
    x = 451,710,468,218.88/817,627.20
  6. Step 6: Final answer
    x = 552,465.07

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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.