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Finding the Fourth Proportional to 340,058.00, 468,961.45 and 211,017.40

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Solution

The fourth proportional to 340,058.00, 468,961.45 and 211,017.40 is: 291,006.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,058.00 : 468,961.45 = 211,017.40 : x
  2. Step 2: Convert to fraction form
    340,058.00/468,961.45 = 211,017.40/x
  3. Step 3: Cross multiply
    340,058.00x = 468,961.45 × 211,017.40
  4. Step 4: Simplify right side
    340,058.00x = 98,959,026,817.19
  5. Step 5: Solve for x
    x = 98,959,026,817.19/340,058.00
  6. Step 6: Final answer
    x = 291,006.32

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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.