Home / 765,377.40-1,148,085-366,060.36

Finding the Fourth Proportional to 765,377.40, 1,148,085 and 366,060.36

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Solution

The fourth proportional to 765,377.40, 1,148,085 and 366,060.36 is: 549,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,377.40 : 1,148,085 = 366,060.36 : x
  2. Step 2: Convert to fraction form
    765,377.40/1,148,085 = 366,060.36/x
  3. Step 3: Cross multiply
    765,377.40x = 1,148,085 × 366,060.36
  4. Step 4: Simplify right side
    765,377.40x = 420,268,408,410.60
  5. Step 5: Solve for x
    x = 420,268,408,410.60/765,377.40
  6. Step 6: Final answer
    x = 549,099.58

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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.