Home / 903,934.36-1,247,425.98-496,042.96

Finding the Fourth Proportional to 903,934.36, 1,247,425.98 and 496,042.96

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Solution

The fourth proportional to 903,934.36, 1,247,425.98 and 496,042.96 is: 684,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,934.36 : 1,247,425.98 = 496,042.96 : x
  2. Step 2: Convert to fraction form
    903,934.36/1,247,425.98 = 496,042.96/x
  3. Step 3: Cross multiply
    903,934.36x = 1,247,425.98 × 496,042.96
  4. Step 4: Simplify right side
    903,934.36x = 618,776,875,500.10
  5. Step 5: Solve for x
    x = 618,776,875,500.10/903,934.36
  6. Step 6: Final answer
    x = 684,537.40

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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.