Home / 745,454.94-1,118,361.16-240,063.54

Finding the Fourth Proportional to 745,454.94, 1,118,361.16 and 240,063.54

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Solution

The fourth proportional to 745,454.94, 1,118,361.16 and 240,063.54 is: 360,152.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,454.94 : 1,118,361.16 = 240,063.54 : x
  2. Step 2: Convert to fraction form
    745,454.94/1,118,361.16 = 240,063.54/x
  3. Step 3: Cross multiply
    745,454.94x = 1,118,361.16 × 240,063.54
  4. Step 4: Simplify right side
    745,454.94x = 268,477,739,068.11
  5. Step 5: Solve for x
    x = 268,477,739,068.11/745,454.94
  6. Step 6: Final answer
    x = 360,152.87

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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.