Home / 288,394.02-397,981.49-167,606.01

Finding the Fourth Proportional to 288,394.02, 397,981.49 and 167,606.01

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Solution

The fourth proportional to 288,394.02, 397,981.49 and 167,606.01 is: 231,294.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,394.02 : 397,981.49 = 167,606.01 : x
  2. Step 2: Convert to fraction form
    288,394.02/397,981.49 = 167,606.01/x
  3. Step 3: Cross multiply
    288,394.02x = 397,981.49 × 167,606.01
  4. Step 4: Simplify right side
    288,394.02x = 66,704,088,754.72
  5. Step 5: Solve for x
    x = 66,704,088,754.72/288,394.02
  6. Step 6: Final answer
    x = 231,294.98

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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.