Home / 1,043,338.50-1,564,718.60-369,331.12

Finding the Fourth Proportional to 1,043,338.50, 1,564,718.60 and 369,331.12

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Solution

The fourth proportional to 1,043,338.50, 1,564,718.60 and 369,331.12 is: 553,894.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,338.50 : 1,564,718.60 = 369,331.12 : x
  2. Step 2: Convert to fraction form
    1,043,338.50/1,564,718.60 = 369,331.12/x
  3. Step 3: Cross multiply
    1,043,338.50x = 1,564,718.60 × 369,331.12
  4. Step 4: Simplify right side
    1,043,338.50x = 577,899,273,022.83
  5. Step 5: Solve for x
    x = 577,899,273,022.83/1,043,338.50
  6. Step 6: Final answer
    x = 553,894.32

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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.