Home / 718,565.42-1,077,551.58-245,288.90

Finding the Fourth Proportional to 718,565.42, 1,077,551.58 and 245,288.90

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Solution

The fourth proportional to 718,565.42, 1,077,551.58 and 245,288.90 is: 367,832.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,565.42 : 1,077,551.58 = 245,288.90 : x
  2. Step 2: Convert to fraction form
    718,565.42/1,077,551.58 = 245,288.90/x
  3. Step 3: Cross multiply
    718,565.42x = 1,077,551.58 × 245,288.90
  4. Step 4: Simplify right side
    718,565.42x = 264,311,441,751.46
  5. Step 5: Solve for x
    x = 264,311,441,751.46/718,565.42
  6. Step 6: Final answer
    x = 367,832.12

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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.