Home / 540,646.75-746,092.52-302,182.75

Finding the Fourth Proportional to 540,646.75, 746,092.52 and 302,182.75

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Solution

The fourth proportional to 540,646.75, 746,092.52 and 302,182.75 is: 417,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,646.75 : 746,092.52 = 302,182.75 : x
  2. Step 2: Convert to fraction form
    540,646.75/746,092.52 = 302,182.75/x
  3. Step 3: Cross multiply
    540,646.75x = 746,092.52 × 302,182.75
  4. Step 4: Simplify right side
    540,646.75x = 225,456,289,448.03
  5. Step 5: Solve for x
    x = 225,456,289,448.03/540,646.75
  6. Step 6: Final answer
    x = 417,012.20

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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.