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Finding the Fourth Proportional to 292,675.04, 438,967.60 and 92,969.60

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Solution

The fourth proportional to 292,675.04, 438,967.60 and 92,969.60 is: 139,440.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,675.04 : 438,967.60 = 92,969.60 : x
  2. Step 2: Convert to fraction form
    292,675.04/438,967.60 = 92,969.60/x
  3. Step 3: Cross multiply
    292,675.04x = 438,967.60 × 92,969.60
  4. Step 4: Simplify right side
    292,675.04x = 40,810,642,184.96
  5. Step 5: Solve for x
    x = 40,810,642,184.96/292,675.04
  6. Step 6: Final answer
    x = 139,440.12

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1.5x scale

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.