Home / 379,700.11-569,384.08-180,077.58

Finding the Fourth Proportional to 379,700.11, 569,384.08 and 180,077.58

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Solution

The fourth proportional to 379,700.11, 569,384.08 and 180,077.58 is: 270,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,700.11 : 569,384.08 = 180,077.58 : x
  2. Step 2: Convert to fraction form
    379,700.11/569,384.08 = 180,077.58/x
  3. Step 3: Cross multiply
    379,700.11x = 569,384.08 × 180,077.58
  4. Step 4: Simplify right side
    379,700.11x = 102,533,307,779.67
  5. Step 5: Solve for x
    x = 102,533,307,779.67/379,700.11
  6. Step 6: Final answer
    x = 270,037.61

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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.