Home / 676,015.36-1,018,768.26-608,614.72

Finding the Fourth Proportional to 676,015.36, 1,018,768.26 and 608,614.72

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Solution

The fourth proportional to 676,015.36, 1,018,768.26 and 608,614.72 is: 917,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,015.36 : 1,018,768.26 = 608,614.72 : x
  2. Step 2: Convert to fraction form
    676,015.36/1,018,768.26 = 608,614.72/x
  3. Step 3: Cross multiply
    676,015.36x = 1,018,768.26 × 608,614.72
  4. Step 4: Simplify right side
    676,015.36x = 620,037,359,304.79
  5. Step 5: Solve for x
    x = 620,037,359,304.79/676,015.36
  6. Step 6: Final answer
    x = 917,194.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.