Home / 475,154.39-655,464.48-293,808.35

Finding the Fourth Proportional to 475,154.39, 655,464.48 and 293,808.35

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Solution

The fourth proportional to 475,154.39, 655,464.48 and 293,808.35 is: 405,301.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,154.39 : 655,464.48 = 293,808.35 : x
  2. Step 2: Convert to fraction form
    475,154.39/655,464.48 = 293,808.35/x
  3. Step 3: Cross multiply
    475,154.39x = 655,464.48 × 293,808.35
  4. Step 4: Simplify right side
    475,154.39x = 192,580,937,352.41
  5. Step 5: Solve for x
    x = 192,580,937,352.41/475,154.39
  6. Step 6: Final answer
    x = 405,301.82

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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.