Home / 313,738.89-432,962.42-170,498.93

Finding the Fourth Proportional to 313,738.89, 432,962.42 and 170,498.93

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Solution

The fourth proportional to 313,738.89, 432,962.42 and 170,498.93 is: 235,290.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,738.89 : 432,962.42 = 170,498.93 : x
  2. Step 2: Convert to fraction form
    313,738.89/432,962.42 = 170,498.93/x
  3. Step 3: Cross multiply
    313,738.89x = 432,962.42 × 170,498.93
  4. Step 4: Simplify right side
    313,738.89x = 73,819,626,322.90
  5. Step 5: Solve for x
    x = 73,819,626,322.90/313,738.89
  6. Step 6: Final answer
    x = 235,290.01

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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.