Home / 347,223.59-520,836.69-122,461.95

Finding the Fourth Proportional to 347,223.59, 520,836.69 and 122,461.95

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Solution

The fourth proportional to 347,223.59, 520,836.69 and 122,461.95 is: 183,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,223.59 : 520,836.69 = 122,461.95 : x
  2. Step 2: Convert to fraction form
    347,223.59/520,836.69 = 122,461.95/x
  3. Step 3: Cross multiply
    347,223.59x = 520,836.69 × 122,461.95
  4. Step 4: Simplify right side
    347,223.59x = 63,782,676,688.95
  5. Step 5: Solve for x
    x = 63,782,676,688.95/347,223.59
  6. Step 6: Final answer
    x = 183,693.39

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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.