Home / 847,393.92-1,271,090.48-216,307.53

Finding the Fourth Proportional to 847,393.92, 1,271,090.48 and 216,307.53

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Solution

The fourth proportional to 847,393.92, 1,271,090.48 and 216,307.53 is: 324,461.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,393.92 : 1,271,090.48 = 216,307.53 : x
  2. Step 2: Convert to fraction form
    847,393.92/1,271,090.48 = 216,307.53/x
  3. Step 3: Cross multiply
    847,393.92x = 1,271,090.48 × 216,307.53
  4. Step 4: Simplify right side
    847,393.92x = 274,946,441,053.78
  5. Step 5: Solve for x
    x = 274,946,441,053.78/847,393.92
  6. Step 6: Final answer
    x = 324,461.19

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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.