Home / 572,026.19-789,396.26-317,376.77

Finding the Fourth Proportional to 572,026.19, 789,396.26 and 317,376.77

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Solution

The fourth proportional to 572,026.19, 789,396.26 and 317,376.77 is: 437,980.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,026.19 : 789,396.26 = 317,376.77 : x
  2. Step 2: Convert to fraction form
    572,026.19/789,396.26 = 317,376.77/x
  3. Step 3: Cross multiply
    572,026.19x = 789,396.26 × 317,376.77
  4. Step 4: Simplify right side
    572,026.19x = 250,536,029,715.02
  5. Step 5: Solve for x
    x = 250,536,029,715.02/572,026.19
  6. Step 6: Final answer
    x = 437,980.00

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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.