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Finding the Fourth Proportional to 313,452.99, 432,570.27 and 177,483.35

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Solution

The fourth proportional to 313,452.99, 432,570.27 and 177,483.35 is: 244,929.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,452.99 : 432,570.27 = 177,483.35 : x
  2. Step 2: Convert to fraction form
    313,452.99/432,570.27 = 177,483.35/x
  3. Step 3: Cross multiply
    313,452.99x = 432,570.27 × 177,483.35
  4. Step 4: Simplify right side
    313,452.99x = 76,774,022,376.99
  5. Step 5: Solve for x
    x = 76,774,022,376.99/313,452.99
  6. Step 6: Final answer
    x = 244,929.94

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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.