Home / 858,524.28-1,184,768.19-536,421.30

Finding the Fourth Proportional to 858,524.28, 1,184,768.19 and 536,421.30

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Solution

The fourth proportional to 858,524.28, 1,184,768.19 and 536,421.30 is: 740,264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,524.28 : 1,184,768.19 = 536,421.30 : x
  2. Step 2: Convert to fraction form
    858,524.28/1,184,768.19 = 536,421.30/x
  3. Step 3: Cross multiply
    858,524.28x = 1,184,768.19 × 536,421.30
  4. Step 4: Simplify right side
    858,524.28x = 635,534,892,678.45
  5. Step 5: Solve for x
    x = 635,534,892,678.45/858,524.28
  6. Step 6: Final answer
    x = 740,264.32

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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.