Home / 389,207.60-583,767.96-104,926.46

Finding the Fourth Proportional to 389,207.60, 583,767.96 and 104,926.46

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Solution

The fourth proportional to 389,207.60, 583,767.96 and 104,926.46 is: 157,377.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,207.60 : 583,767.96 = 104,926.46 : x
  2. Step 2: Convert to fraction form
    389,207.60/583,767.96 = 104,926.46/x
  3. Step 3: Cross multiply
    389,207.60x = 583,767.96 × 104,926.46
  4. Step 4: Simplify right side
    389,207.60x = 61,252,705,504.22
  5. Step 5: Solve for x
    x = 61,252,705,504.22/389,207.60
  6. Step 6: Final answer
    x = 157,377.98

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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.