Home / 750,312.94-1,125,119.11-270,477.55

Finding the Fourth Proportional to 750,312.94, 1,125,119.11 and 270,477.55

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Solution

The fourth proportional to 750,312.94, 1,125,119.11 and 270,477.55 is: 405,590.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,312.94 : 1,125,119.11 = 270,477.55 : x
  2. Step 2: Convert to fraction form
    750,312.94/1,125,119.11 = 270,477.55/x
  3. Step 3: Cross multiply
    750,312.94x = 1,125,119.11 × 270,477.55
  4. Step 4: Simplify right side
    750,312.94x = 304,319,453,353.00
  5. Step 5: Solve for x
    x = 304,319,453,353.00/750,312.94
  6. Step 6: Final answer
    x = 405,590.04

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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.