Home / 879,514.88-1,319,465.84-500,613.92

Finding the Fourth Proportional to 879,514.88, 1,319,465.84 and 500,613.92

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Solution

The fourth proportional to 879,514.88, 1,319,465.84 and 500,613.92 is: 751,031.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,514.88 : 1,319,465.84 = 500,613.92 : x
  2. Step 2: Convert to fraction form
    879,514.88/1,319,465.84 = 500,613.92/x
  3. Step 3: Cross multiply
    879,514.88x = 1,319,465.84 × 500,613.92
  4. Step 4: Simplify right side
    879,514.88x = 660,542,966,468.49
  5. Step 5: Solve for x
    x = 660,542,966,468.49/879,514.88
  6. Step 6: Final answer
    x = 751,031.03

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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.