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Finding the Fourth Proportional to 584,422.08, 875,901.32 and 313,885.39

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Solution

The fourth proportional to 584,422.08, 875,901.32 and 313,885.39 is: 470,435.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,422.08 : 875,901.32 = 313,885.39 : x
  2. Step 2: Convert to fraction form
    584,422.08/875,901.32 = 313,885.39/x
  3. Step 3: Cross multiply
    584,422.08x = 875,901.32 × 313,885.39
  4. Step 4: Simplify right side
    584,422.08x = 274,932,627,429.72
  5. Step 5: Solve for x
    x = 274,932,627,429.72/584,422.08
  6. Step 6: Final answer
    x = 470,435.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.