Home / 1,056,077.92-1,584,090.72-308,130.40

Finding the Fourth Proportional to 1,056,077.92, 1,584,090.72 and 308,130.40

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Solution

The fourth proportional to 1,056,077.92, 1,584,090.72 and 308,130.40 is: 462,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,077.92 : 1,584,090.72 = 308,130.40 : x
  2. Step 2: Convert to fraction form
    1,056,077.92/1,584,090.72 = 308,130.40/x
  3. Step 3: Cross multiply
    1,056,077.92x = 1,584,090.72 × 308,130.40
  4. Step 4: Simplify right side
    1,056,077.92x = 488,106,507,189.89
  5. Step 5: Solve for x
    x = 488,106,507,189.89/1,056,077.92
  6. Step 6: Final answer
    x = 462,187.97

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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.