Home / 1,005,240.96-1,507,042.56-555,943.68

Finding the Fourth Proportional to 1,005,240.96, 1,507,042.56 and 555,943.68

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Solution

The fourth proportional to 1,005,240.96, 1,507,042.56 and 555,943.68 is: 833,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,240.96 : 1,507,042.56 = 555,943.68 : x
  2. Step 2: Convert to fraction form
    1,005,240.96/1,507,042.56 = 555,943.68/x
  3. Step 3: Cross multiply
    1,005,240.96x = 1,507,042.56 × 555,943.68
  4. Step 4: Simplify right side
    1,005,240.96x = 837,830,786,723.02
  5. Step 5: Solve for x
    x = 837,830,786,723.02/1,005,240.96
  6. Step 6: Final answer
    x = 833,462.64

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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.