Home / 510,821.52-704,197.23-357,384.33

Finding the Fourth Proportional to 510,821.52, 704,197.23 and 357,384.33

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Solution

The fourth proportional to 510,821.52, 704,197.23 and 357,384.33 is: 492,675.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,821.52 : 704,197.23 = 357,384.33 : x
  2. Step 2: Convert to fraction form
    510,821.52/704,197.23 = 357,384.33/x
  3. Step 3: Cross multiply
    510,821.52x = 704,197.23 × 357,384.33
  4. Step 4: Simplify right side
    510,821.52x = 251,669,055,231.41
  5. Step 5: Solve for x
    x = 251,669,055,231.41/510,821.52
  6. Step 6: Final answer
    x = 492,675.12

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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.