Home / 1,009,340.73-1,513,401.28-402,222.44

Finding the Fourth Proportional to 1,009,340.73, 1,513,401.28 and 402,222.44

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Solution

The fourth proportional to 1,009,340.73, 1,513,401.28 and 402,222.44 is: 603,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,340.73 : 1,513,401.28 = 402,222.44 : x
  2. Step 2: Convert to fraction form
    1,009,340.73/1,513,401.28 = 402,222.44/x
  3. Step 3: Cross multiply
    1,009,340.73x = 1,513,401.28 × 402,222.44
  4. Step 4: Simplify right side
    1,009,340.73x = 608,723,958,318.67
  5. Step 5: Solve for x
    x = 608,723,958,318.67/1,009,340.73
  6. Step 6: Final answer
    x = 603,090.65

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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.