Home / 313,927.60-433,217.03-170,687.64

Finding the Fourth Proportional to 313,927.60, 433,217.03 and 170,687.64

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Solution

The fourth proportional to 313,927.60, 433,217.03 and 170,687.64 is: 235,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,927.60 : 433,217.03 = 170,687.64 : x
  2. Step 2: Convert to fraction form
    313,927.60/433,217.03 = 170,687.64/x
  3. Step 3: Cross multiply
    313,927.60x = 433,217.03 × 170,687.64
  4. Step 4: Simplify right side
    313,927.60x = 73,944,791,605.07
  5. Step 5: Solve for x
    x = 73,944,791,605.07/313,927.60
  6. Step 6: Final answer
    x = 235,547.28

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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.