Home / 1,480,830.66-2,221,246-358,899.66

Finding the Fourth Proportional to 1,480,830.66, 2,221,246 and 358,899.66

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Solution

The fourth proportional to 1,480,830.66, 2,221,246 and 358,899.66 is: 538,349.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,830.66 : 2,221,246 = 358,899.66 : x
  2. Step 2: Convert to fraction form
    1,480,830.66/2,221,246 = 358,899.66/x
  3. Step 3: Cross multiply
    1,480,830.66x = 2,221,246 × 358,899.66
  4. Step 4: Simplify right side
    1,480,830.66x = 797,204,434,176.36
  5. Step 5: Solve for x
    x = 797,204,434,176.36/1,480,830.66
  6. Step 6: Final answer
    x = 538,349.49

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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.