Home / 634,546.24-875,701.28-379,848.16

Finding the Fourth Proportional to 634,546.24, 875,701.28 and 379,848.16

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Solution

The fourth proportional to 634,546.24, 875,701.28 and 379,848.16 is: 524,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,546.24 : 875,701.28 = 379,848.16 : x
  2. Step 2: Convert to fraction form
    634,546.24/875,701.28 = 379,848.16/x
  3. Step 3: Cross multiply
    634,546.24x = 875,701.28 × 379,848.16
  4. Step 4: Simplify right side
    634,546.24x = 332,633,519,917.65
  5. Step 5: Solve for x
    x = 332,633,519,917.65/634,546.24
  6. Step 6: Final answer
    x = 524,206.90

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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.