Home / 903,055.95-1,246,229.24-495,156.74

Finding the Fourth Proportional to 903,055.95, 1,246,229.24 and 495,156.74

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Solution

The fourth proportional to 903,055.95, 1,246,229.24 and 495,156.74 is: 683,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,055.95 : 1,246,229.24 = 495,156.74 : x
  2. Step 2: Convert to fraction form
    903,055.95/1,246,229.24 = 495,156.74/x
  3. Step 3: Cross multiply
    903,055.95x = 1,246,229.24 × 495,156.74
  4. Step 4: Simplify right side
    903,055.95x = 617,078,799,064.15
  5. Step 5: Solve for x
    x = 617,078,799,064.15/903,055.95
  6. Step 6: Final answer
    x = 683,322.89

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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.