Home / 424,315.56-585,554.67-243,086.16

Finding the Fourth Proportional to 424,315.56, 585,554.67 and 243,086.16

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Solution

The fourth proportional to 424,315.56, 585,554.67 and 243,086.16 is: 335,458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,315.56 : 585,554.67 = 243,086.16 : x
  2. Step 2: Convert to fraction form
    424,315.56/585,554.67 = 243,086.16/x
  3. Step 3: Cross multiply
    424,315.56x = 585,554.67 × 243,086.16
  4. Step 4: Simplify right side
    424,315.56x = 142,340,236,200.37
  5. Step 5: Solve for x
    x = 142,340,236,200.37/424,315.56
  6. Step 6: Final answer
    x = 335,458.44

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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.