Home / 503,738.63-693,977.02-350,513.29

Finding the Fourth Proportional to 503,738.63, 693,977.02 and 350,513.29

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Solution

The fourth proportional to 503,738.63, 693,977.02 and 350,513.29 is: 482,885.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,738.63 : 693,977.02 = 350,513.29 : x
  2. Step 2: Convert to fraction form
    503,738.63/693,977.02 = 350,513.29/x
  3. Step 3: Cross multiply
    503,738.63x = 693,977.02 × 350,513.29
  4. Step 4: Simplify right side
    503,738.63x = 243,248,168,455.78
  5. Step 5: Solve for x
    x = 243,248,168,455.78/503,738.63
  6. Step 6: Final answer
    x = 482,885.68

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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.