Home / 572,089.23-789,500.93-317,464.11

Finding the Fourth Proportional to 572,089.23, 789,500.93 and 317,464.11

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Solution

The fourth proportional to 572,089.23, 789,500.93 and 317,464.11 is: 438,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,089.23 : 789,500.93 = 317,464.11 : x
  2. Step 2: Convert to fraction form
    572,089.23/789,500.93 = 317,464.11/x
  3. Step 3: Cross multiply
    572,089.23x = 789,500.93 × 317,464.11
  4. Step 4: Simplify right side
    572,089.23x = 250,638,208,499.30
  5. Step 5: Solve for x
    x = 250,638,208,499.30/572,089.23
  6. Step 6: Final answer
    x = 438,110.34

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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.