Home / 1,026,966.36-1,540,814.49-458,295.69

Finding the Fourth Proportional to 1,026,966.36, 1,540,814.49 and 458,295.69

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Solution

The fourth proportional to 1,026,966.36, 1,540,814.49 and 458,295.69 is: 687,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,966.36 : 1,540,814.49 = 458,295.69 : x
  2. Step 2: Convert to fraction form
    1,026,966.36/1,540,814.49 = 458,295.69/x
  3. Step 3: Cross multiply
    1,026,966.36x = 1,540,814.49 × 458,295.69
  4. Step 4: Simplify right side
    1,026,966.36x = 706,148,639,856.55
  5. Step 5: Solve for x
    x = 706,148,639,856.55/1,026,966.36
  6. Step 6: Final answer
    x = 687,606.40

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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.