Home / 745,857.08-1,118,813.33-240,425.35

Finding the Fourth Proportional to 745,857.08, 1,118,813.33 and 240,425.35

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Solution

The fourth proportional to 745,857.08, 1,118,813.33 and 240,425.35 is: 360,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,857.08 : 1,118,813.33 = 240,425.35 : x
  2. Step 2: Convert to fraction form
    745,857.08/1,118,813.33 = 240,425.35/x
  3. Step 3: Cross multiply
    745,857.08x = 1,118,813.33 × 240,425.35
  4. Step 4: Simplify right side
    745,857.08x = 268,991,086,449.92
  5. Step 5: Solve for x
    x = 268,991,086,449.92/745,857.08
  6. Step 6: Final answer
    x = 360,646.96

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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.