Home / 452,019.07-623,732.43-268,228.45

Finding the Fourth Proportional to 452,019.07, 623,732.43 and 268,228.45

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Solution

The fourth proportional to 452,019.07, 623,732.43 and 268,228.45 is: 370,123.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,019.07 : 623,732.43 = 268,228.45 : x
  2. Step 2: Convert to fraction form
    452,019.07/623,732.43 = 268,228.45/x
  3. Step 3: Cross multiply
    452,019.07x = 623,732.43 × 268,228.45
  4. Step 4: Simplify right side
    452,019.07x = 167,302,782,913.63
  5. Step 5: Solve for x
    x = 167,302,782,913.63/452,019.07
  6. Step 6: Final answer
    x = 370,123.28

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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.