Home / 313,280.33-432,327.67-170,040.35

Finding the Fourth Proportional to 313,280.33, 432,327.67 and 170,040.35

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Solution

The fourth proportional to 313,280.33, 432,327.67 and 170,040.35 is: 234,656.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,280.33 : 432,327.67 = 170,040.35 : x
  2. Step 2: Convert to fraction form
    313,280.33/432,327.67 = 170,040.35/x
  3. Step 3: Cross multiply
    313,280.33x = 432,327.67 × 170,040.35
  4. Step 4: Simplify right side
    313,280.33x = 73,513,148,977.20
  5. Step 5: Solve for x
    x = 73,513,148,977.20/313,280.33
  6. Step 6: Final answer
    x = 234,656.13

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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.