Home / 815,112.41-1,124,798.94-452,508.18

Finding the Fourth Proportional to 815,112.41, 1,124,798.94 and 452,508.18

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Solution

The fourth proportional to 815,112.41, 1,124,798.94 and 452,508.18 is: 624,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,112.41 : 1,124,798.94 = 452,508.18 : x
  2. Step 2: Convert to fraction form
    815,112.41/1,124,798.94 = 452,508.18/x
  3. Step 3: Cross multiply
    815,112.41x = 1,124,798.94 × 452,508.18
  4. Step 4: Simplify right side
    815,112.41x = 508,980,721,205.33
  5. Step 5: Solve for x
    x = 508,980,721,205.33/815,112.41
  6. Step 6: Final answer
    x = 624,430.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.