Home / 291,689.18-402,563.56-184,254.02

Finding the Fourth Proportional to 291,689.18, 402,563.56 and 184,254.02

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Solution

The fourth proportional to 291,689.18, 402,563.56 and 184,254.02 is: 254,291.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,689.18 : 402,563.56 = 184,254.02 : x
  2. Step 2: Convert to fraction form
    291,689.18/402,563.56 = 184,254.02/x
  3. Step 3: Cross multiply
    291,689.18x = 402,563.56 × 184,254.02
  4. Step 4: Simplify right side
    291,689.18x = 74,173,954,235.51
  5. Step 5: Solve for x
    x = 74,173,954,235.51/291,689.18
  6. Step 6: Final answer
    x = 254,291.07

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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.