Home / 750,505.64-1,035,687.30-410,973.80

Finding the Fourth Proportional to 750,505.64, 1,035,687.30 and 410,973.80

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Solution

The fourth proportional to 750,505.64, 1,035,687.30 and 410,973.80 is: 567,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,505.64 : 1,035,687.30 = 410,973.80 : x
  2. Step 2: Convert to fraction form
    750,505.64/1,035,687.30 = 410,973.80/x
  3. Step 3: Cross multiply
    750,505.64x = 1,035,687.30 × 410,973.80
  4. Step 4: Simplify right side
    750,505.64x = 425,640,345,292.74
  5. Step 5: Solve for x
    x = 425,640,345,292.74/750,505.64
  6. Step 6: Final answer
    x = 567,138.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.