Home / 291,725.93-402,656.69-190,004.87

Finding the Fourth Proportional to 291,725.93, 402,656.69 and 190,004.87

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Solution

The fourth proportional to 291,725.93, 402,656.69 and 190,004.87 is: 262,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,725.93 : 402,656.69 = 190,004.87 : x
  2. Step 2: Convert to fraction form
    291,725.93/402,656.69 = 190,004.87/x
  3. Step 3: Cross multiply
    291,725.93x = 402,656.69 × 190,004.87
  4. Step 4: Simplify right side
    291,725.93x = 76,506,732,038.08
  5. Step 5: Solve for x
    x = 76,506,732,038.08/291,725.93
  6. Step 6: Final answer
    x = 262,255.51

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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.