Home / 313,543.46-432,682.80-170,300.36

Finding the Fourth Proportional to 313,543.46, 432,682.80 and 170,300.36

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Solution

The fourth proportional to 313,543.46, 432,682.80 and 170,300.36 is: 235,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,543.46 : 432,682.80 = 170,300.36 : x
  2. Step 2: Convert to fraction form
    313,543.46/432,682.80 = 170,300.36/x
  3. Step 3: Cross multiply
    313,543.46x = 432,682.80 × 170,300.36
  4. Step 4: Simplify right side
    313,543.46x = 73,686,036,605.81
  5. Step 5: Solve for x
    x = 73,686,036,605.81/313,543.46
  6. Step 6: Final answer
    x = 235,010.60

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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.