Home / 902,409.54-1,352,911.74-446,686.34

Finding the Fourth Proportional to 902,409.54, 1,352,911.74 and 446,686.34

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Solution

The fourth proportional to 902,409.54, 1,352,911.74 and 446,686.34 is: 669,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,409.54 : 1,352,911.74 = 446,686.34 : x
  2. Step 2: Convert to fraction form
    902,409.54/1,352,911.74 = 446,686.34/x
  3. Step 3: Cross multiply
    902,409.54x = 1,352,911.74 × 446,686.34
  4. Step 4: Simplify right side
    902,409.54x = 604,327,193,483.63
  5. Step 5: Solve for x
    x = 604,327,193,483.63/902,409.54
  6. Step 6: Final answer
    x = 669,681.74

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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.