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Finding the Fourth Proportional to 284,053.83, 425,303.55 and 276,524.88

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Solution

The fourth proportional to 284,053.83, 425,303.55 and 276,524.88 is: 414,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,053.83 : 425,303.55 = 276,524.88 : x
  2. Step 2: Convert to fraction form
    284,053.83/425,303.55 = 276,524.88/x
  3. Step 3: Cross multiply
    284,053.83x = 425,303.55 × 276,524.88
  4. Step 4: Simplify right side
    284,053.83x = 117,607,013,127.32
  5. Step 5: Solve for x
    x = 117,607,013,127.32/284,053.83
  6. Step 6: Final answer
    x = 414,030.72

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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.