Home / 807,005.37-1,113,624.75-462,823.50

Finding the Fourth Proportional to 807,005.37, 1,113,624.75 and 462,823.50

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Solution

The fourth proportional to 807,005.37, 1,113,624.75 and 462,823.50 is: 638,671.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,005.37 : 1,113,624.75 = 462,823.50 : x
  2. Step 2: Convert to fraction form
    807,005.37/1,113,624.75 = 462,823.50/x
  3. Step 3: Cross multiply
    807,005.37x = 1,113,624.75 × 462,823.50
  4. Step 4: Simplify right side
    807,005.37x = 515,411,704,481.63
  5. Step 5: Solve for x
    x = 515,411,704,481.63/807,005.37
  6. Step 6: Final answer
    x = 638,671.96

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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.