Home / 888,331.86-1,225,865.48-506,284.83

Finding the Fourth Proportional to 888,331.86, 1,225,865.48 and 506,284.83

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Solution

The fourth proportional to 888,331.86, 1,225,865.48 and 506,284.83 is: 698,654.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,331.86 : 1,225,865.48 = 506,284.83 : x
  2. Step 2: Convert to fraction form
    888,331.86/1,225,865.48 = 506,284.83/x
  3. Step 3: Cross multiply
    888,331.86x = 1,225,865.48 × 506,284.83
  4. Step 4: Simplify right side
    888,331.86x = 620,637,096,144.67
  5. Step 5: Solve for x
    x = 620,637,096,144.67/888,331.86
  6. Step 6: Final answer
    x = 698,654.55

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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.