Home / 303,421.45-454,968.15-125,946.40

Finding the Fourth Proportional to 303,421.45, 454,968.15 and 125,946.40

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Solution

The fourth proportional to 303,421.45, 454,968.15 and 125,946.40 is: 188,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,421.45 : 454,968.15 = 125,946.40 : x
  2. Step 2: Convert to fraction form
    303,421.45/454,968.15 = 125,946.40/x
  3. Step 3: Cross multiply
    303,421.45x = 454,968.15 × 125,946.40
  4. Step 4: Simplify right side
    303,421.45x = 57,301,600,607.16
  5. Step 5: Solve for x
    x = 57,301,600,607.16/303,421.45
  6. Step 6: Final answer
    x = 188,851.52

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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.