Home / 764,006.19-1,054,098.62-457,970.90

Finding the Fourth Proportional to 764,006.19, 1,054,098.62 and 457,970.90

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Solution

The fourth proportional to 764,006.19, 1,054,098.62 and 457,970.90 is: 631,862.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,006.19 : 1,054,098.62 = 457,970.90 : x
  2. Step 2: Convert to fraction form
    764,006.19/1,054,098.62 = 457,970.90/x
  3. Step 3: Cross multiply
    764,006.19x = 1,054,098.62 × 457,970.90
  4. Step 4: Simplify right side
    764,006.19x = 482,746,491,400.30
  5. Step 5: Solve for x
    x = 482,746,491,400.30/764,006.19
  6. Step 6: Final answer
    x = 631,862.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.