Home / 802,445.94-1,107,409.32-458,338.50

Finding the Fourth Proportional to 802,445.94, 1,107,409.32 and 458,338.50

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Solution

The fourth proportional to 802,445.94, 1,107,409.32 and 458,338.50 is: 632,526.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,445.94 : 1,107,409.32 = 458,338.50 : x
  2. Step 2: Convert to fraction form
    802,445.94/1,107,409.32 = 458,338.50/x
  3. Step 3: Cross multiply
    802,445.94x = 1,107,409.32 × 458,338.50
  4. Step 4: Simplify right side
    802,445.94x = 507,568,326,614.82
  5. Step 5: Solve for x
    x = 507,568,326,614.82/802,445.94
  6. Step 6: Final answer
    x = 632,526.51

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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.