Home / 415,440.06-573,307.58-224,453.40

Finding the Fourth Proportional to 415,440.06, 573,307.58 and 224,453.40

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Solution

The fourth proportional to 415,440.06, 573,307.58 and 224,453.40 is: 309,745.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,440.06 : 573,307.58 = 224,453.40 : x
  2. Step 2: Convert to fraction form
    415,440.06/573,307.58 = 224,453.40/x
  3. Step 3: Cross multiply
    415,440.06x = 573,307.58 × 224,453.40
  4. Step 4: Simplify right side
    415,440.06x = 128,680,835,576.77
  5. Step 5: Solve for x
    x = 128,680,835,576.77/415,440.06
  6. Step 6: Final answer
    x = 309,745.85

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1.5x scale

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.