Home / 879,466.86-1,319,393.88-500,565.87

Finding the Fourth Proportional to 879,466.86, 1,319,393.88 and 500,565.87

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Solution

The fourth proportional to 879,466.86, 1,319,393.88 and 500,565.87 is: 750,958.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,466.86 : 1,319,393.88 = 500,565.87 : x
  2. Step 2: Convert to fraction form
    879,466.86/1,319,393.88 = 500,565.87/x
  3. Step 3: Cross multiply
    879,466.86x = 1,319,393.88 × 500,565.87
  4. Step 4: Simplify right side
    879,466.86x = 660,443,545,414.88
  5. Step 5: Solve for x
    x = 660,443,545,414.88/879,466.86
  6. Step 6: Final answer
    x = 750,958.99

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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.