Home / 750,213.12-1,035,295.84-410,703.20

Finding the Fourth Proportional to 750,213.12, 1,035,295.84 and 410,703.20

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Solution

The fourth proportional to 750,213.12, 1,035,295.84 and 410,703.20 is: 566,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,213.12 : 1,035,295.84 = 410,703.20 : x
  2. Step 2: Convert to fraction form
    750,213.12/1,035,295.84 = 410,703.20/x
  3. Step 3: Cross multiply
    750,213.12x = 1,035,295.84 × 410,703.20
  4. Step 4: Simplify right side
    750,213.12x = 425,199,314,434.69
  5. Step 5: Solve for x
    x = 425,199,314,434.69/750,213.12
  6. Step 6: Final answer
    x = 566,771.37

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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.