Home / 335,232.84-502,517.10-157,421.55

Finding the Fourth Proportional to 335,232.84, 502,517.10 and 157,421.55

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Solution

The fourth proportional to 335,232.84, 502,517.10 and 157,421.55 is: 235,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,232.84 : 502,517.10 = 157,421.55 : x
  2. Step 2: Convert to fraction form
    335,232.84/502,517.10 = 157,421.55/x
  3. Step 3: Cross multiply
    335,232.84x = 502,517.10 × 157,421.55
  4. Step 4: Simplify right side
    335,232.84x = 79,107,020,783.51
  5. Step 5: Solve for x
    x = 79,107,020,783.51/335,232.84
  6. Step 6: Final answer
    x = 235,976.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.