Home / 292,431.02-403,325.46-190,488.56

Finding the Fourth Proportional to 292,431.02, 403,325.46 and 190,488.56

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Solution

The fourth proportional to 292,431.02, 403,325.46 and 190,488.56 is: 262,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,431.02 : 403,325.46 = 190,488.56 : x
  2. Step 2: Convert to fraction form
    292,431.02/403,325.46 = 190,488.56/x
  3. Step 3: Cross multiply
    292,431.02x = 403,325.46 × 190,488.56
  4. Step 4: Simplify right side
    292,431.02x = 76,828,884,070.11
  5. Step 5: Solve for x
    x = 76,828,884,070.11/292,431.02
  6. Step 6: Final answer
    x = 262,724.81

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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.