Home / 292,316.34-403,396.47-158,180.34

Finding the Fourth Proportional to 292,316.34, 403,396.47 and 158,180.34

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Solution

The fourth proportional to 292,316.34, 403,396.47 and 158,180.34 is: 218,288.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,316.34 : 403,396.47 = 158,180.34 : x
  2. Step 2: Convert to fraction form
    292,316.34/403,396.47 = 158,180.34/x
  3. Step 3: Cross multiply
    292,316.34x = 403,396.47 × 158,180.34
  4. Step 4: Simplify right side
    292,316.34x = 63,809,390,779.40
  5. Step 5: Solve for x
    x = 63,809,390,779.40/292,316.34
  6. Step 6: Final answer
    x = 218,288.83

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1.5x scale

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.