Home / 913,308.41-1,369,802.22-282,227.69

Finding the Fourth Proportional to 913,308.41, 1,369,802.22 and 282,227.69

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Solution

The fourth proportional to 913,308.41, 1,369,802.22 and 282,227.69 is: 423,291.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,308.41 : 1,369,802.22 = 282,227.69 : x
  2. Step 2: Convert to fraction form
    913,308.41/1,369,802.22 = 282,227.69/x
  3. Step 3: Cross multiply
    913,308.41x = 1,369,802.22 × 282,227.69
  4. Step 4: Simplify right side
    913,308.41x = 386,596,109,458.46
  5. Step 5: Solve for x
    x = 386,596,109,458.46/913,308.41
  6. Step 6: Final answer
    x = 423,291.97

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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.