Home / 750,412.72-1,124,439.62-580,051.48

Finding the Fourth Proportional to 750,412.72, 1,124,439.62 and 580,051.48

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Solution

The fourth proportional to 750,412.72, 1,124,439.62 and 580,051.48 is: 869,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,412.72 : 1,124,439.62 = 580,051.48 : x
  2. Step 2: Convert to fraction form
    750,412.72/1,124,439.62 = 580,051.48/x
  3. Step 3: Cross multiply
    750,412.72x = 1,124,439.62 × 580,051.48
  4. Step 4: Simplify right side
    750,412.72x = 652,232,865,751.64
  5. Step 5: Solve for x
    x = 652,232,865,751.64/750,412.72
  6. Step 6: Final answer
    x = 869,165.53

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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.