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Finding the Fourth Proportional to 601,734.26, 830,484.77 and 384,036.86

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Solution

The fourth proportional to 601,734.26, 830,484.77 and 384,036.86 is: 530,029.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,734.26 : 830,484.77 = 384,036.86 : x
  2. Step 2: Convert to fraction form
    601,734.26/830,484.77 = 384,036.86/x
  3. Step 3: Cross multiply
    601,734.26x = 830,484.77 × 384,036.86
  4. Step 4: Simplify right side
    601,734.26x = 318,936,757,276.01
  5. Step 5: Solve for x
    x = 318,936,757,276.01/601,734.26
  6. Step 6: Final answer
    x = 530,029.25

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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.