Home / 1,005,904.20-1,508,856.30-606,339.30

Finding the Fourth Proportional to 1,005,904.20, 1,508,856.30 and 606,339.30

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Solution

The fourth proportional to 1,005,904.20, 1,508,856.30 and 606,339.30 is: 909,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,904.20 : 1,508,856.30 = 606,339.30 : x
  2. Step 2: Convert to fraction form
    1,005,904.20/1,508,856.30 = 606,339.30/x
  3. Step 3: Cross multiply
    1,005,904.20x = 1,508,856.30 × 606,339.30
  4. Step 4: Simplify right side
    1,005,904.20x = 914,878,872,742.59
  5. Step 5: Solve for x
    x = 914,878,872,742.59/1,005,904.20
  6. Step 6: Final answer
    x = 909,508.95

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Double scale
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Similar ratio
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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.