Home / 948,208.46-1,308,275.49-540,301.58

Finding the Fourth Proportional to 948,208.46, 1,308,275.49 and 540,301.58

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Solution

The fourth proportional to 948,208.46, 1,308,275.49 and 540,301.58 is: 745,472.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,208.46 : 1,308,275.49 = 540,301.58 : x
  2. Step 2: Convert to fraction form
    948,208.46/1,308,275.49 = 540,301.58/x
  3. Step 3: Cross multiply
    948,208.46x = 1,308,275.49 × 540,301.58
  4. Step 4: Simplify right side
    948,208.46x = 706,863,307,780.90
  5. Step 5: Solve for x
    x = 706,863,307,780.90/948,208.46
  6. Step 6: Final answer
    x = 745,472.48

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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.