Home / 443,336.05-611,319.90-299,846.98

Finding the Fourth Proportional to 443,336.05, 611,319.90 and 299,846.98

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Solution

The fourth proportional to 443,336.05, 611,319.90 and 299,846.98 is: 413,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,336.05 : 611,319.90 = 299,846.98 : x
  2. Step 2: Convert to fraction form
    443,336.05/611,319.90 = 299,846.98/x
  3. Step 3: Cross multiply
    443,336.05x = 611,319.90 × 299,846.98
  4. Step 4: Simplify right side
    443,336.05x = 183,302,425,828.90
  5. Step 5: Solve for x
    x = 183,302,425,828.90/443,336.05
  6. Step 6: Final answer
    x = 413,461.58

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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.