Home / 901,235.91-1,243,620.50-538,587.57

Finding the Fourth Proportional to 901,235.91, 1,243,620.50 and 538,587.57

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Solution

The fourth proportional to 901,235.91, 1,243,620.50 and 538,587.57 is: 743,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,235.91 : 1,243,620.50 = 538,587.57 : x
  2. Step 2: Convert to fraction form
    901,235.91/1,243,620.50 = 538,587.57/x
  3. Step 3: Cross multiply
    901,235.91x = 1,243,620.50 × 538,587.57
  4. Step 4: Simplify right side
    901,235.91x = 669,798,540,404.25
  5. Step 5: Solve for x
    x = 669,798,540,404.25/901,235.91
  6. Step 6: Final answer
    x = 743,200.01

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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.