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Finding the Fourth Proportional to 365,625.19, 504,547.82 and 212,667.76

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Solution

The fourth proportional to 365,625.19, 504,547.82 and 212,667.76 is: 293,472.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,625.19 : 504,547.82 = 212,667.76 : x
  2. Step 2: Convert to fraction form
    365,625.19/504,547.82 = 212,667.76/x
  3. Step 3: Cross multiply
    365,625.19x = 504,547.82 × 212,667.76
  4. Step 4: Simplify right side
    365,625.19x = 107,301,055,057.13
  5. Step 5: Solve for x
    x = 107,301,055,057.13/365,625.19
  6. Step 6: Final answer
    x = 293,472.82

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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.