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Finding the Fourth Proportional to 335,971.90, 463,641.24 and 185,068.90

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Solution

The fourth proportional to 335,971.90, 463,641.24 and 185,068.90 is: 255,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,971.90 : 463,641.24 = 185,068.90 : x
  2. Step 2: Convert to fraction form
    335,971.90/463,641.24 = 185,068.90/x
  3. Step 3: Cross multiply
    335,971.90x = 463,641.24 × 185,068.90
  4. Step 4: Simplify right side
    335,971.90x = 85,805,574,281.44
  5. Step 5: Solve for x
    x = 85,805,574,281.44/335,971.90
  6. Step 6: Final answer
    x = 255,395.09

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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.