Home / 779,549.32-1,169,333.70-274,125.52

Finding the Fourth Proportional to 779,549.32, 1,169,333.70 and 274,125.52

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Solution

The fourth proportional to 779,549.32, 1,169,333.70 and 274,125.52 is: 411,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,549.32 : 1,169,333.70 = 274,125.52 : x
  2. Step 2: Convert to fraction form
    779,549.32/1,169,333.70 = 274,125.52/x
  3. Step 3: Cross multiply
    779,549.32x = 1,169,333.70 × 274,125.52
  4. Step 4: Simplify right side
    779,549.32x = 320,544,208,566.02
  5. Step 5: Solve for x
    x = 320,544,208,566.02/779,549.32
  6. Step 6: Final answer
    x = 411,191.70

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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.