Home / 510,857.42-704,875.38-295,984.40

Finding the Fourth Proportional to 510,857.42, 704,875.38 and 295,984.40

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Solution

The fourth proportional to 510,857.42, 704,875.38 and 295,984.40 is: 408,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,857.42 : 704,875.38 = 295,984.40 : x
  2. Step 2: Convert to fraction form
    510,857.42/704,875.38 = 295,984.40/x
  3. Step 3: Cross multiply
    510,857.42x = 704,875.38 × 295,984.40
  4. Step 4: Simplify right side
    510,857.42x = 208,632,116,424.07
  5. Step 5: Solve for x
    x = 208,632,116,424.07/510,857.42
  6. Step 6: Final answer
    x = 408,395.98

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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.