Home / 384,250.02-530,377.64-223,177.47

Finding the Fourth Proportional to 384,250.02, 530,377.64 and 223,177.47

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Solution

The fourth proportional to 384,250.02, 530,377.64 and 223,177.47 is: 308,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,250.02 : 530,377.64 = 223,177.47 : x
  2. Step 2: Convert to fraction form
    384,250.02/530,377.64 = 223,177.47/x
  3. Step 3: Cross multiply
    384,250.02x = 530,377.64 × 223,177.47
  4. Step 4: Simplify right side
    384,250.02x = 118,368,339,839.77
  5. Step 5: Solve for x
    x = 118,368,339,839.77/384,250.02
  6. Step 6: Final answer
    x = 308,050.32

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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.