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Finding the Fourth Proportional to 579,758.02, 799,661.34 and 560,249.98

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Solution

The fourth proportional to 579,758.02, 799,661.34 and 560,249.98 is: 772,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,758.02 : 799,661.34 = 560,249.98 : x
  2. Step 2: Convert to fraction form
    579,758.02/799,661.34 = 560,249.98/x
  3. Step 3: Cross multiply
    579,758.02x = 799,661.34 × 560,249.98
  4. Step 4: Simplify right side
    579,758.02x = 448,010,249,741.77
  5. Step 5: Solve for x
    x = 448,010,249,741.77/579,758.02
  6. Step 6: Final answer
    x = 772,753.86

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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.