Home / 379,397.07-568,075.85-289,009.24

Finding the Fourth Proportional to 379,397.07, 568,075.85 and 289,009.24

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Solution

The fourth proportional to 379,397.07, 568,075.85 and 289,009.24 is: 432,737.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,397.07 : 568,075.85 = 289,009.24 : x
  2. Step 2: Convert to fraction form
    379,397.07/568,075.85 = 289,009.24/x
  3. Step 3: Cross multiply
    379,397.07x = 568,075.85 × 289,009.24
  4. Step 4: Simplify right side
    379,397.07x = 164,179,169,670.85
  5. Step 5: Solve for x
    x = 164,179,169,670.85/379,397.07
  6. Step 6: Final answer
    x = 432,737.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.