Home / 572,325.98-789,819.11-314,226.72

Finding the Fourth Proportional to 572,325.98, 789,819.11 and 314,226.72

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Solution

The fourth proportional to 572,325.98, 789,819.11 and 314,226.72 is: 433,637.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,325.98 : 789,819.11 = 314,226.72 : x
  2. Step 2: Convert to fraction form
    572,325.98/789,819.11 = 314,226.72/x
  3. Step 3: Cross multiply
    572,325.98x = 789,819.11 × 314,226.72
  4. Step 4: Simplify right side
    572,325.98x = 248,182,266,929.63
  5. Step 5: Solve for x
    x = 248,182,266,929.63/572,325.98
  6. Step 6: Final answer
    x = 433,637.96

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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.