Home / 510,482.16-704,453.40-284,122.80

Finding the Fourth Proportional to 510,482.16, 704,453.40 and 284,122.80

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Solution

The fourth proportional to 510,482.16, 704,453.40 and 284,122.80 is: 392,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,482.16 : 704,453.40 = 284,122.80 : x
  2. Step 2: Convert to fraction form
    510,482.16/704,453.40 = 284,122.80/x
  3. Step 3: Cross multiply
    510,482.16x = 704,453.40 × 284,122.80
  4. Step 4: Simplify right side
    510,482.16x = 200,151,272,477.52
  5. Step 5: Solve for x
    x = 200,151,272,477.52/510,482.16
  6. Step 6: Final answer
    x = 392,082.80

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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.