Home / 906,537.01-1,250,994.94-498,638.83

Finding the Fourth Proportional to 906,537.01, 1,250,994.94 and 498,638.83

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Solution

The fourth proportional to 906,537.01, 1,250,994.94 and 498,638.83 is: 688,107.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,537.01 : 1,250,994.94 = 498,638.83 : x
  2. Step 2: Convert to fraction form
    906,537.01/1,250,994.94 = 498,638.83/x
  3. Step 3: Cross multiply
    906,537.01x = 1,250,994.94 × 498,638.83
  4. Step 4: Simplify right side
    906,537.01x = 623,794,653,217.52
  5. Step 5: Solve for x
    x = 623,794,653,217.52/906,537.01
  6. Step 6: Final answer
    x = 688,107.21

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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.