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Finding the Fourth Proportional to 602,955.36, 903,250.85 and 349,703.80

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Solution

The fourth proportional to 602,955.36, 903,250.85 and 349,703.80 is: 523,870.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,955.36 : 903,250.85 = 349,703.80 : x
  2. Step 2: Convert to fraction form
    602,955.36/903,250.85 = 349,703.80/x
  3. Step 3: Cross multiply
    602,955.36x = 903,250.85 × 349,703.80
  4. Step 4: Simplify right side
    602,955.36x = 315,870,250,591.58
  5. Step 5: Solve for x
    x = 315,870,250,591.58/602,955.36
  6. Step 6: Final answer
    x = 523,870.04

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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.