Home / 473,214.36-653,037.30-303,449.16

Finding the Fourth Proportional to 473,214.36, 653,037.30 and 303,449.16

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Solution

The fourth proportional to 473,214.36, 653,037.30 and 303,449.16 is: 418,760.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,214.36 : 653,037.30 = 303,449.16 : x
  2. Step 2: Convert to fraction form
    473,214.36/653,037.30 = 303,449.16/x
  3. Step 3: Cross multiply
    473,214.36x = 653,037.30 × 303,449.16
  4. Step 4: Simplify right side
    473,214.36x = 198,163,620,133.67
  5. Step 5: Solve for x
    x = 198,163,620,133.67/473,214.36
  6. Step 6: Final answer
    x = 418,760.79

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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.