Home / 572,336.19-789,826.98-357,600.78

Finding the Fourth Proportional to 572,336.19, 789,826.98 and 357,600.78

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Solution

The fourth proportional to 572,336.19, 789,826.98 and 357,600.78 is: 493,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,336.19 : 789,826.98 = 357,600.78 : x
  2. Step 2: Convert to fraction form
    572,336.19/789,826.98 = 357,600.78/x
  3. Step 3: Cross multiply
    572,336.19x = 789,826.98 × 357,600.78
  4. Step 4: Simplify right side
    572,336.19x = 282,442,744,113.04
  5. Step 5: Solve for x
    x = 282,442,744,113.04/572,336.19
  6. Step 6: Final answer
    x = 493,490.97

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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.