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Finding the Fourth Proportional to 560,276.08, 840,585.32 and 335,886.32

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Solution

The fourth proportional to 560,276.08, 840,585.32 and 335,886.32 is: 503,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,276.08 : 840,585.32 = 335,886.32 : x
  2. Step 2: Convert to fraction form
    560,276.08/840,585.32 = 335,886.32/x
  3. Step 3: Cross multiply
    560,276.08x = 840,585.32 × 335,886.32
  4. Step 4: Simplify right side
    560,276.08x = 282,341,109,780.82
  5. Step 5: Solve for x
    x = 282,341,109,780.82/560,276.08
  6. Step 6: Final answer
    x = 503,932.11

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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.