Home / 313,646.04-432,829.85-170,406.18

Finding the Fourth Proportional to 313,646.04, 432,829.85 and 170,406.18

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Solution

The fourth proportional to 313,646.04, 432,829.85 and 170,406.18 is: 235,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,646.04 : 432,829.85 = 170,406.18 : x
  2. Step 2: Convert to fraction form
    313,646.04/432,829.85 = 170,406.18/x
  3. Step 3: Cross multiply
    313,646.04x = 432,829.85 × 170,406.18
  4. Step 4: Simplify right side
    313,646.04x = 73,756,880,476.44
  5. Step 5: Solve for x
    x = 73,756,880,476.44/313,646.04
  6. Step 6: Final answer
    x = 235,159.61

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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.