Home / 888,870.87-1,226,657.61-501,763.65

Finding the Fourth Proportional to 888,870.87, 1,226,657.61 and 501,763.65

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Solution

The fourth proportional to 888,870.87, 1,226,657.61 and 501,763.65 is: 692,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,870.87 : 1,226,657.61 = 501,763.65 : x
  2. Step 2: Convert to fraction form
    888,870.87/1,226,657.61 = 501,763.65/x
  3. Step 3: Cross multiply
    888,870.87x = 1,226,657.61 × 501,763.65
  4. Step 4: Simplify right side
    888,870.87x = 615,492,199,693.88
  5. Step 5: Solve for x
    x = 615,492,199,693.88/888,870.87
  6. Step 6: Final answer
    x = 692,442.76

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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.