Home / 916,796.04-1,375,475.61-437,635.28

Finding the Fourth Proportional to 916,796.04, 1,375,475.61 and 437,635.28

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Solution

The fourth proportional to 916,796.04, 1,375,475.61 and 437,635.28 is: 656,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,796.04 : 1,375,475.61 = 437,635.28 : x
  2. Step 2: Convert to fraction form
    916,796.04/1,375,475.61 = 437,635.28/x
  3. Step 3: Cross multiply
    916,796.04x = 1,375,475.61 × 437,635.28
  4. Step 4: Simplify right side
    916,796.04x = 601,956,646,838.14
  5. Step 5: Solve for x
    x = 601,956,646,838.14/916,796.04
  6. Step 6: Final answer
    x = 656,587.31

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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.