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Finding the Fourth Proportional to 863,709.64, 1,295,417.58 and 232,482.76

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Solution

The fourth proportional to 863,709.64, 1,295,417.58 and 232,482.76 is: 348,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,709.64 : 1,295,417.58 = 232,482.76 : x
  2. Step 2: Convert to fraction form
    863,709.64/1,295,417.58 = 232,482.76/x
  3. Step 3: Cross multiply
    863,709.64x = 1,295,417.58 × 232,482.76
  4. Step 4: Simplify right side
    863,709.64x = 301,162,254,350.92
  5. Step 5: Solve for x
    x = 301,162,254,350.92/863,709.64
  6. Step 6: Final answer
    x = 348,684.60

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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.