Home / 502,089.20-692,880.59-272,644.45

Finding the Fourth Proportional to 502,089.20, 692,880.59 and 272,644.45

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Solution

The fourth proportional to 502,089.20, 692,880.59 and 272,644.45 is: 376,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,089.20 : 692,880.59 = 272,644.45 : x
  2. Step 2: Convert to fraction form
    502,089.20/692,880.59 = 272,644.45/x
  3. Step 3: Cross multiply
    502,089.20x = 692,880.59 × 272,644.45
  4. Step 4: Simplify right side
    502,089.20x = 188,910,044,384.83
  5. Step 5: Solve for x
    x = 188,910,044,384.83/502,089.20
  6. Step 6: Final answer
    x = 376,247.97

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1.5x scale

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.