Home / 313,302.60-432,356.13-170,061.39

Finding the Fourth Proportional to 313,302.60, 432,356.13 and 170,061.39

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Solution

The fourth proportional to 313,302.60, 432,356.13 and 170,061.39 is: 234,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,302.60 : 432,356.13 = 170,061.39 : x
  2. Step 2: Convert to fraction form
    313,302.60/432,356.13 = 170,061.39/x
  3. Step 3: Cross multiply
    313,302.60x = 432,356.13 × 170,061.39
  4. Step 4: Simplify right side
    313,302.60x = 73,527,084,442.82
  5. Step 5: Solve for x
    x = 73,527,084,442.82/313,302.60
  6. Step 6: Final answer
    x = 234,683.93

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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.