Home / 804,030.60-1,205,009.10-616,110.60

Finding the Fourth Proportional to 804,030.60, 1,205,009.10 and 616,110.60

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Solution

The fourth proportional to 804,030.60, 1,205,009.10 and 616,110.60 is: 923,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,030.60 : 1,205,009.10 = 616,110.60 : x
  2. Step 2: Convert to fraction form
    804,030.60/1,205,009.10 = 616,110.60/x
  3. Step 3: Cross multiply
    804,030.60x = 1,205,009.10 × 616,110.60
  4. Step 4: Simplify right side
    804,030.60x = 742,418,879,606.46
  5. Step 5: Solve for x
    x = 742,418,879,606.46/804,030.60
  6. Step 6: Final answer
    x = 923,371.42

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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.