Home / 842,167.05-1,162,309.06-536,145.60

Finding the Fourth Proportional to 842,167.05, 1,162,309.06 and 536,145.60

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Solution

The fourth proportional to 842,167.05, 1,162,309.06 and 536,145.60 is: 739,956.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,167.05 : 1,162,309.06 = 536,145.60 : x
  2. Step 2: Convert to fraction form
    842,167.05/1,162,309.06 = 536,145.60/x
  3. Step 3: Cross multiply
    842,167.05x = 1,162,309.06 × 536,145.60
  4. Step 4: Simplify right side
    842,167.05x = 623,166,888,359.14
  5. Step 5: Solve for x
    x = 623,166,888,359.14/842,167.05
  6. Step 6: Final answer
    x = 739,956.39

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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.