Home / 718,122.84-1,077,430.32-245,140.35

Finding the Fourth Proportional to 718,122.84, 1,077,430.32 and 245,140.35

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Solution

The fourth proportional to 718,122.84, 1,077,430.32 and 245,140.35 is: 367,794.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,122.84 : 1,077,430.32 = 245,140.35 : x
  2. Step 2: Convert to fraction form
    718,122.84/1,077,430.32 = 245,140.35/x
  3. Step 3: Cross multiply
    718,122.84x = 1,077,430.32 × 245,140.35
  4. Step 4: Simplify right side
    718,122.84x = 264,121,645,745.41
  5. Step 5: Solve for x
    x = 264,121,645,745.41/718,122.84
  6. Step 6: Final answer
    x = 367,794.52

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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.