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Finding the Fourth Proportional to 576,777.53, 864,697.91 and 240,070.21

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Solution

The fourth proportional to 576,777.53, 864,697.91 and 240,070.21 is: 359,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,777.53 : 864,697.91 = 240,070.21 : x
  2. Step 2: Convert to fraction form
    576,777.53/864,697.91 = 240,070.21/x
  3. Step 3: Cross multiply
    576,777.53x = 864,697.91 × 240,070.21
  4. Step 4: Simplify right side
    576,777.53x = 207,588,210,409.30
  5. Step 5: Solve for x
    x = 207,588,210,409.30/576,777.53
  6. Step 6: Final answer
    x = 359,910.36

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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.