Home / 572,337.19-789,828.36-357,601.78

Finding the Fourth Proportional to 572,337.19, 789,828.36 and 357,601.78

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Solution

The fourth proportional to 572,337.19, 789,828.36 and 357,601.78 is: 493,492.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,337.19 : 789,828.36 = 357,601.78 : x
  2. Step 2: Convert to fraction form
    572,337.19/789,828.36 = 357,601.78/x
  3. Step 3: Cross multiply
    572,337.19x = 789,828.36 × 357,601.78
  4. Step 4: Simplify right side
    572,337.19x = 282,444,027,430.48
  5. Step 5: Solve for x
    x = 282,444,027,430.48/572,337.19
  6. Step 6: Final answer
    x = 493,492.35

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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.