Home / 559,059.24-771,514.42-317,319.20

Finding the Fourth Proportional to 559,059.24, 771,514.42 and 317,319.20

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Solution

The fourth proportional to 559,059.24, 771,514.42 and 317,319.20 is: 437,907.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,059.24 : 771,514.42 = 317,319.20 : x
  2. Step 2: Convert to fraction form
    559,059.24/771,514.42 = 317,319.20/x
  3. Step 3: Cross multiply
    559,059.24x = 771,514.42 × 317,319.20
  4. Step 4: Simplify right side
    559,059.24x = 244,816,338,542.86
  5. Step 5: Solve for x
    x = 244,816,338,542.86/559,059.24
  6. Step 6: Final answer
    x = 437,907.69

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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.