Home / 904,479.86-1,248,217.30-496,598.89

Finding the Fourth Proportional to 904,479.86, 1,248,217.30 and 496,598.89

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Solution

The fourth proportional to 904,479.86, 1,248,217.30 and 496,598.89 is: 685,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,479.86 : 1,248,217.30 = 496,598.89 : x
  2. Step 2: Convert to fraction form
    904,479.86/1,248,217.30 = 496,598.89/x
  3. Step 3: Cross multiply
    904,479.86x = 1,248,217.30 × 496,598.89
  4. Step 4: Simplify right side
    904,479.86x = 619,863,325,658.80
  5. Step 5: Solve for x
    x = 619,863,325,658.80/904,479.86
  6. Step 6: Final answer
    x = 685,325.74

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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.