Home / 348,959.31-521,075.07-277,075.35

Finding the Fourth Proportional to 348,959.31, 521,075.07 and 277,075.35

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Solution

The fourth proportional to 348,959.31, 521,075.07 and 277,075.35 is: 413,736.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,959.31 : 521,075.07 = 277,075.35 : x
  2. Step 2: Convert to fraction form
    348,959.31/521,075.07 = 277,075.35/x
  3. Step 3: Cross multiply
    348,959.31x = 521,075.07 × 277,075.35
  4. Step 4: Simplify right side
    348,959.31x = 144,377,057,396.52
  5. Step 5: Solve for x
    x = 144,377,057,396.52/348,959.31
  6. Step 6: Final answer
    x = 413,736.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.