Home / 1,018,194.50-1,527,623.51-485,646.23

Finding the Fourth Proportional to 1,018,194.50, 1,527,623.51 and 485,646.23

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Solution

The fourth proportional to 1,018,194.50, 1,527,623.51 and 485,646.23 is: 728,627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,194.50 : 1,527,623.51 = 485,646.23 : x
  2. Step 2: Convert to fraction form
    1,018,194.50/1,527,623.51 = 485,646.23/x
  3. Step 3: Cross multiply
    1,018,194.50x = 1,527,623.51 × 485,646.23
  4. Step 4: Simplify right side
    1,018,194.50x = 741,884,588,424.52
  5. Step 5: Solve for x
    x = 741,884,588,424.52/1,018,194.50
  6. Step 6: Final answer
    x = 728,627.58

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Double scale
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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.