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Finding the Fourth Proportional to 282,338.88, 423,673.58 and 104,968.32

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Solution

The fourth proportional to 282,338.88, 423,673.58 and 104,968.32 is: 157,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,338.88 : 423,673.58 = 104,968.32 : x
  2. Step 2: Convert to fraction form
    282,338.88/423,673.58 = 104,968.32/x
  3. Step 3: Cross multiply
    282,338.88x = 423,673.58 × 104,968.32
  4. Step 4: Simplify right side
    282,338.88x = 44,472,303,920.99
  5. Step 5: Solve for x
    x = 44,472,303,920.99/282,338.88
  6. Step 6: Final answer
    x = 157,513.92

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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.