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Finding the Fourth Proportional to 474,271.01, 654,477.42 and 270,387.59

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Solution

The fourth proportional to 474,271.01, 654,477.42 and 270,387.59 is: 373,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,271.01 : 654,477.42 = 270,387.59 : x
  2. Step 2: Convert to fraction form
    474,271.01/654,477.42 = 270,387.59/x
  3. Step 3: Cross multiply
    474,271.01x = 654,477.42 × 270,387.59
  4. Step 4: Simplify right side
    474,271.01x = 176,962,572,303.22
  5. Step 5: Solve for x
    x = 176,962,572,303.22/474,271.01
  6. Step 6: Final answer
    x = 373,125.43

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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.