Home / 555,582.48-766,664.04-326,149.20

Finding the Fourth Proportional to 555,582.48, 766,664.04 and 326,149.20

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Solution

The fourth proportional to 555,582.48, 766,664.04 and 326,149.20 is: 450,062.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,582.48 : 766,664.04 = 326,149.20 : x
  2. Step 2: Convert to fraction form
    555,582.48/766,664.04 = 326,149.20/x
  3. Step 3: Cross multiply
    555,582.48x = 766,664.04 × 326,149.20
  4. Step 4: Simplify right side
    555,582.48x = 250,046,863,314.77
  5. Step 5: Solve for x
    x = 250,046,863,314.77/555,582.48
  6. Step 6: Final answer
    x = 450,062.54

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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.