Home / 955,998.18-1,434,497.04-387,439.74

Finding the Fourth Proportional to 955,998.18, 1,434,497.04 and 387,439.74

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Solution

The fourth proportional to 955,998.18, 1,434,497.04 and 387,439.74 is: 581,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,998.18 : 1,434,497.04 = 387,439.74 : x
  2. Step 2: Convert to fraction form
    955,998.18/1,434,497.04 = 387,439.74/x
  3. Step 3: Cross multiply
    955,998.18x = 1,434,497.04 × 387,439.74
  4. Step 4: Simplify right side
    955,998.18x = 555,781,160,208.37
  5. Step 5: Solve for x
    x = 555,781,160,208.37/955,998.18
  6. Step 6: Final answer
    x = 581,362.15

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1.5x scale

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.