Home / 760,793.33-1,049,881.96-421,254.29

Finding the Fourth Proportional to 760,793.33, 1,049,881.96 and 421,254.29

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Solution

The fourth proportional to 760,793.33, 1,049,881.96 and 421,254.29 is: 581,323.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,793.33 : 1,049,881.96 = 421,254.29 : x
  2. Step 2: Convert to fraction form
    760,793.33/1,049,881.96 = 421,254.29/x
  3. Step 3: Cross multiply
    760,793.33x = 1,049,881.96 × 421,254.29
  4. Step 4: Simplify right side
    760,793.33x = 442,267,279,643.61
  5. Step 5: Solve for x
    x = 442,267,279,643.61/760,793.33
  6. Step 6: Final answer
    x = 581,323.81

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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.