Home / 838,804.48-1,258,199.04-340,049.92

Finding the Fourth Proportional to 838,804.48, 1,258,199.04 and 340,049.92

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Solution

The fourth proportional to 838,804.48, 1,258,199.04 and 340,049.92 is: 510,071.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,804.48 : 1,258,199.04 = 340,049.92 : x
  2. Step 2: Convert to fraction form
    838,804.48/1,258,199.04 = 340,049.92/x
  3. Step 3: Cross multiply
    838,804.48x = 1,258,199.04 × 340,049.92
  4. Step 4: Simplify right side
    838,804.48x = 427,850,482,896.08
  5. Step 5: Solve for x
    x = 427,850,482,896.08/838,804.48
  6. Step 6: Final answer
    x = 510,071.77

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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.