Home / 464,981.48-641,509.24-303,929.36

Finding the Fourth Proportional to 464,981.48, 641,509.24 and 303,929.36

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Solution

The fourth proportional to 464,981.48, 641,509.24 and 303,929.36 is: 419,314.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,981.48 : 641,509.24 = 303,929.36 : x
  2. Step 2: Convert to fraction form
    464,981.48/641,509.24 = 303,929.36/x
  3. Step 3: Cross multiply
    464,981.48x = 641,509.24 × 303,929.36
  4. Step 4: Simplify right side
    464,981.48x = 194,973,492,747.29
  5. Step 5: Solve for x
    x = 194,973,492,747.29/464,981.48
  6. Step 6: Final answer
    x = 419,314.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.