Home / 894,218.51-1,234,009.61-486,311.52

Finding the Fourth Proportional to 894,218.51, 1,234,009.61 and 486,311.52

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Solution

The fourth proportional to 894,218.51, 1,234,009.61 and 486,311.52 is: 671,103.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,218.51 : 1,234,009.61 = 486,311.52 : x
  2. Step 2: Convert to fraction form
    894,218.51/1,234,009.61 = 486,311.52/x
  3. Step 3: Cross multiply
    894,218.51x = 1,234,009.61 × 486,311.52
  4. Step 4: Simplify right side
    894,218.51x = 600,113,089,133.71
  5. Step 5: Solve for x
    x = 600,113,089,133.71/894,218.51
  6. Step 6: Final answer
    x = 671,103.41

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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.