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Finding the Fourth Proportional to 472,504.32, 652,032.34 and 268,528.30

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Solution

The fourth proportional to 472,504.32, 652,032.34 and 268,528.30 is: 370,555.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,504.32 : 652,032.34 = 268,528.30 : x
  2. Step 2: Convert to fraction form
    472,504.32/652,032.34 = 268,528.30/x
  3. Step 3: Cross multiply
    472,504.32x = 652,032.34 × 268,528.30
  4. Step 4: Simplify right side
    472,504.32x = 175,089,135,805.22
  5. Step 5: Solve for x
    x = 175,089,135,805.22/472,504.32
  6. Step 6: Final answer
    x = 370,555.63

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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.