Home / 1,448,910.40-2,173,354.80-438,030.40

Finding the Fourth Proportional to 1,448,910.40, 2,173,354.80 and 438,030.40

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Solution

The fourth proportional to 1,448,910.40, 2,173,354.80 and 438,030.40 is: 657,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,910.40 : 2,173,354.80 = 438,030.40 : x
  2. Step 2: Convert to fraction form
    1,448,910.40/2,173,354.80 = 438,030.40/x
  3. Step 3: Cross multiply
    1,448,910.40x = 2,173,354.80 × 438,030.40
  4. Step 4: Simplify right side
    1,448,910.40x = 951,995,472,385.92
  5. Step 5: Solve for x
    x = 951,995,472,385.92/1,448,910.40
  6. Step 6: Final answer
    x = 657,042.33

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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.