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Finding the Fourth Proportional to 464,008.02, 640,376.01 and 260,093.58

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Solution

The fourth proportional to 464,008.02, 640,376.01 and 260,093.58 is: 358,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,008.02 : 640,376.01 = 260,093.58 : x
  2. Step 2: Convert to fraction form
    464,008.02/640,376.01 = 260,093.58/x
  3. Step 3: Cross multiply
    464,008.02x = 640,376.01 × 260,093.58
  4. Step 4: Simplify right side
    464,008.02x = 166,557,688,987.02
  5. Step 5: Solve for x
    x = 166,557,688,987.02/464,008.02
  6. Step 6: Final answer
    x = 358,954.33

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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.