Home / 1,033,461.91-1,550,222.03-285,507.91

Finding the Fourth Proportional to 1,033,461.91, 1,550,222.03 and 285,507.91

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Solution

The fourth proportional to 1,033,461.91, 1,550,222.03 and 285,507.91 is: 428,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,461.91 : 1,550,222.03 = 285,507.91 : x
  2. Step 2: Convert to fraction form
    1,033,461.91/1,550,222.03 = 285,507.91/x
  3. Step 3: Cross multiply
    1,033,461.91x = 1,550,222.03 × 285,507.91
  4. Step 4: Simplify right side
    1,033,461.91x = 442,600,651,821.26
  5. Step 5: Solve for x
    x = 442,600,651,821.26/1,033,461.91
  6. Step 6: Final answer
    x = 428,269.92

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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.