Home / 315,938.58-473,937.57-116,262.78

Finding the Fourth Proportional to 315,938.58, 473,937.57 and 116,262.78

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Solution

The fourth proportional to 315,938.58, 473,937.57 and 116,262.78 is: 174,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,938.58 : 473,937.57 = 116,262.78 : x
  2. Step 2: Convert to fraction form
    315,938.58/473,937.57 = 116,262.78/x
  3. Step 3: Cross multiply
    315,938.58x = 473,937.57 × 116,262.78
  4. Step 4: Simplify right side
    315,938.58x = 55,101,299,434.64
  5. Step 5: Solve for x
    x = 55,101,299,434.64/315,938.58
  6. Step 6: Final answer
    x = 174,405.10

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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.