Home / 835,990.08-1,154,144.52-550,340.55

Finding the Fourth Proportional to 835,990.08, 1,154,144.52 and 550,340.55

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Solution

The fourth proportional to 835,990.08, 1,154,144.52 and 550,340.55 is: 759,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,990.08 : 1,154,144.52 = 550,340.55 : x
  2. Step 2: Convert to fraction form
    835,990.08/1,154,144.52 = 550,340.55/x
  3. Step 3: Cross multiply
    835,990.08x = 1,154,144.52 × 550,340.55
  4. Step 4: Simplify right side
    835,990.08x = 635,172,529,916.29
  5. Step 5: Solve for x
    x = 635,172,529,916.29/835,990.08
  6. Step 6: Final answer
    x = 759,784.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.