Home / 448,808.46-619,461.96-257,932.50

Finding the Fourth Proportional to 448,808.46, 619,461.96 and 257,932.50

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Solution

The fourth proportional to 448,808.46, 619,461.96 and 257,932.50 is: 356,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,808.46 : 619,461.96 = 257,932.50 : x
  2. Step 2: Convert to fraction form
    448,808.46/619,461.96 = 257,932.50/x
  3. Step 3: Cross multiply
    448,808.46x = 619,461.96 × 257,932.50
  4. Step 4: Simplify right side
    448,808.46x = 159,779,371,997.70
  5. Step 5: Solve for x
    x = 159,779,371,997.70/448,808.46
  6. Step 6: Final answer
    x = 356,007.93

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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.