Home / 858,157.94-1,184,487.71-535,673.86

Finding the Fourth Proportional to 858,157.94, 1,184,487.71 and 535,673.86

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Solution

The fourth proportional to 858,157.94, 1,184,487.71 and 535,673.86 is: 739,373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,157.94 : 1,184,487.71 = 535,673.86 : x
  2. Step 2: Convert to fraction form
    858,157.94/1,184,487.71 = 535,673.86/x
  3. Step 3: Cross multiply
    858,157.94x = 1,184,487.71 × 535,673.86
  4. Step 4: Simplify right side
    858,157.94x = 634,499,098,098.67
  5. Step 5: Solve for x
    x = 634,499,098,098.67/858,157.94
  6. Step 6: Final answer
    x = 739,373.33

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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.