Home / 974,353.19-1,461,103.31-518,848.47

Finding the Fourth Proportional to 974,353.19, 1,461,103.31 and 518,848.47

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Solution

The fourth proportional to 974,353.19, 1,461,103.31 and 518,848.47 is: 778,045.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,353.19 : 1,461,103.31 = 518,848.47 : x
  2. Step 2: Convert to fraction form
    974,353.19/1,461,103.31 = 518,848.47/x
  3. Step 3: Cross multiply
    974,353.19x = 1,461,103.31 × 518,848.47
  4. Step 4: Simplify right side
    974,353.19x = 758,091,218,202.56
  5. Step 5: Solve for x
    x = 758,091,218,202.56/974,353.19
  6. Step 6: Final answer
    x = 778,045.61

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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.