Home / 426,075.13-587,995.97-235,100.82

Finding the Fourth Proportional to 426,075.13, 587,995.97 and 235,100.82

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Solution

The fourth proportional to 426,075.13, 587,995.97 and 235,100.82 is: 324,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,075.13 : 587,995.97 = 235,100.82 : x
  2. Step 2: Convert to fraction form
    426,075.13/587,995.97 = 235,100.82/x
  3. Step 3: Cross multiply
    426,075.13x = 587,995.97 × 235,100.82
  4. Step 4: Simplify right side
    426,075.13x = 138,238,334,703.70
  5. Step 5: Solve for x
    x = 138,238,334,703.70/426,075.13
  6. Step 6: Final answer
    x = 324,445.91

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1.5x scale

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.