Home / 1,480,828.66-2,221,243-358,897.66

Finding the Fourth Proportional to 1,480,828.66, 2,221,243 and 358,897.66

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Solution

The fourth proportional to 1,480,828.66, 2,221,243 and 358,897.66 is: 538,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,828.66 : 2,221,243 = 358,897.66 : x
  2. Step 2: Convert to fraction form
    1,480,828.66/2,221,243 = 358,897.66/x
  3. Step 3: Cross multiply
    1,480,828.66x = 2,221,243 × 358,897.66
  4. Step 4: Simplify right side
    1,480,828.66x = 797,198,914,991.38
  5. Step 5: Solve for x
    x = 797,198,914,991.38/1,480,828.66
  6. Step 6: Final answer
    x = 538,346.49

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Double scale
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Similar ratio
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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.