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Finding the Fourth Proportional to 506,268.63, 759,290.35 and 146,360.87

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Solution

The fourth proportional to 506,268.63, 759,290.35 and 146,360.87 is: 219,508.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,268.63 : 759,290.35 = 146,360.87 : x
  2. Step 2: Convert to fraction form
    506,268.63/759,290.35 = 146,360.87/x
  3. Step 3: Cross multiply
    506,268.63x = 759,290.35 × 146,360.87
  4. Step 4: Simplify right side
    506,268.63x = 111,130,399,336.11
  5. Step 5: Solve for x
    x = 111,130,399,336.11/506,268.63
  6. Step 6: Final answer
    x = 219,508.76

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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.