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Finding the Fourth Proportional to 360,075.90, 497,044.71 and 322,284.54

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Solution

The fourth proportional to 360,075.90, 497,044.71 and 322,284.54 is: 444,877.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,075.90 : 497,044.71 = 322,284.54 : x
  2. Step 2: Convert to fraction form
    360,075.90/497,044.71 = 322,284.54/x
  3. Step 3: Cross multiply
    360,075.90x = 497,044.71 × 322,284.54
  4. Step 4: Simplify right side
    360,075.90x = 160,189,825,721.78
  5. Step 5: Solve for x
    x = 160,189,825,721.78/360,075.90
  6. Step 6: Final answer
    x = 444,877.94

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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.