Home / 467,981.84-645,815.08-264,075.98

Finding the Fourth Proportional to 467,981.84, 645,815.08 and 264,075.98

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Solution

The fourth proportional to 467,981.84, 645,815.08 and 264,075.98 is: 364,424.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,981.84 : 645,815.08 = 264,075.98 : x
  2. Step 2: Convert to fraction form
    467,981.84/645,815.08 = 264,075.98/x
  3. Step 3: Cross multiply
    467,981.84x = 645,815.08 × 264,075.98
  4. Step 4: Simplify right side
    467,981.84x = 170,544,250,149.78
  5. Step 5: Solve for x
    x = 170,544,250,149.78/467,981.84
  6. Step 6: Final answer
    x = 364,424.93

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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.