Home / 771,598.32-1,156,974.65-238,971.48

Finding the Fourth Proportional to 771,598.32, 1,156,974.65 and 238,971.48

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Solution

The fourth proportional to 771,598.32, 1,156,974.65 and 238,971.48 is: 358,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,598.32 : 1,156,974.65 = 238,971.48 : x
  2. Step 2: Convert to fraction form
    771,598.32/1,156,974.65 = 238,971.48/x
  3. Step 3: Cross multiply
    771,598.32x = 1,156,974.65 × 238,971.48
  4. Step 4: Simplify right side
    771,598.32x = 276,483,944,432.98
  5. Step 5: Solve for x
    x = 276,483,944,432.98/771,598.32
  6. Step 6: Final answer
    x = 358,326.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.