Home / 572,017.20-789,188.21-326,826.02

Finding the Fourth Proportional to 572,017.20, 789,188.21 and 326,826.02

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Solution

The fourth proportional to 572,017.20, 789,188.21 and 326,826.02 is: 450,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,017.20 : 789,188.21 = 326,826.02 : x
  2. Step 2: Convert to fraction form
    572,017.20/789,188.21 = 326,826.02/x
  3. Step 3: Cross multiply
    572,017.20x = 789,188.21 × 326,826.02
  4. Step 4: Simplify right side
    572,017.20x = 257,927,243,269.66
  5. Step 5: Solve for x
    x = 257,927,243,269.66/572,017.20
  6. Step 6: Final answer
    x = 450,908.20

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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.