Home / 1,017,394.77-1,526,358.92-307,441.65

Finding the Fourth Proportional to 1,017,394.77, 1,526,358.92 and 307,441.65

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Solution

The fourth proportional to 1,017,394.77, 1,526,358.92 and 307,441.65 is: 461,243.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,394.77 : 1,526,358.92 = 307,441.65 : x
  2. Step 2: Convert to fraction form
    1,017,394.77/1,526,358.92 = 307,441.65/x
  3. Step 3: Cross multiply
    1,017,394.77x = 1,526,358.92 × 307,441.65
  4. Step 4: Simplify right side
    1,017,394.77x = 469,266,303,319.81
  5. Step 5: Solve for x
    x = 469,266,303,319.81/1,017,394.77
  6. Step 6: Final answer
    x = 461,243.09

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Double scale
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1.5x scale

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.