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Finding the Fourth Proportional to 504,064.80, 756,097.20 and 460,519.20

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Solution

The fourth proportional to 504,064.80, 756,097.20 and 460,519.20 is: 690,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,064.80 : 756,097.20 = 460,519.20 : x
  2. Step 2: Convert to fraction form
    504,064.80/756,097.20 = 460,519.20/x
  3. Step 3: Cross multiply
    504,064.80x = 756,097.20 × 460,519.20
  4. Step 4: Simplify right side
    504,064.80x = 348,197,277,666.24
  5. Step 5: Solve for x
    x = 348,197,277,666.24/504,064.80
  6. Step 6: Final answer
    x = 690,778.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.