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Finding the Fourth Proportional to 1,169,403, 1,754,104.57 and 282,939

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Solution

The fourth proportional to 1,169,403, 1,754,104.57 and 282,939 is: 424,408.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,403 : 1,754,104.57 = 282,939 : x
  2. Step 2: Convert to fraction form
    1,169,403/1,754,104.57 = 282,939/x
  3. Step 3: Cross multiply
    1,169,403x = 1,754,104.57 × 282,939
  4. Step 4: Simplify right side
    1,169,403x = 496,304,592,931.23
  5. Step 5: Solve for x
    x = 496,304,592,931.23/1,169,403
  6. Step 6: Final answer
    x = 424,408.52

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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.