Home / 434,041.45-651,062.18-403,628.65

Finding the Fourth Proportional to 434,041.45, 651,062.18 and 403,628.65

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Solution

The fourth proportional to 434,041.45, 651,062.18 and 403,628.65 is: 605,442.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,041.45 : 651,062.18 = 403,628.65 : x
  2. Step 2: Convert to fraction form
    434,041.45/651,062.18 = 403,628.65/x
  3. Step 3: Cross multiply
    434,041.45x = 651,062.18 × 403,628.65
  4. Step 4: Simplify right side
    434,041.45x = 262,787,346,761.31
  5. Step 5: Solve for x
    x = 262,787,346,761.31/434,041.45
  6. Step 6: Final answer
    x = 605,442.98

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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.