Home / 658,216.63-986,578.53-302,495.55

Finding the Fourth Proportional to 658,216.63, 986,578.53 and 302,495.55

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Solution

The fourth proportional to 658,216.63, 986,578.53 and 302,495.55 is: 453,400.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,216.63 : 986,578.53 = 302,495.55 : x
  2. Step 2: Convert to fraction form
    658,216.63/986,578.53 = 302,495.55/x
  3. Step 3: Cross multiply
    658,216.63x = 986,578.53 × 302,495.55
  4. Step 4: Simplify right side
    658,216.63x = 298,435,615,050.54
  5. Step 5: Solve for x
    x = 298,435,615,050.54/658,216.63
  6. Step 6: Final answer
    x = 453,400.30

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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.