Home / 745,449.94-1,118,353.65-240,058.54

Finding the Fourth Proportional to 745,449.94, 1,118,353.65 and 240,058.54

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Solution

The fourth proportional to 745,449.94, 1,118,353.65 and 240,058.54 is: 360,145.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,449.94 : 1,118,353.65 = 240,058.54 : x
  2. Step 2: Convert to fraction form
    745,449.94/1,118,353.65 = 240,058.54/x
  3. Step 3: Cross multiply
    745,449.94x = 1,118,353.65 × 240,058.54
  4. Step 4: Simplify right side
    745,449.94x = 268,470,344,422.67
  5. Step 5: Solve for x
    x = 268,470,344,422.67/745,449.94
  6. Step 6: Final answer
    x = 360,145.37

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1.5x scale

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.