Home / 802,595.38-1,107,552.23-440,011.28

Finding the Fourth Proportional to 802,595.38, 1,107,552.23 and 440,011.28

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Solution

The fourth proportional to 802,595.38, 1,107,552.23 and 440,011.28 is: 607,199.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,595.38 : 1,107,552.23 = 440,011.28 : x
  2. Step 2: Convert to fraction form
    802,595.38/1,107,552.23 = 440,011.28/x
  3. Step 3: Cross multiply
    802,595.38x = 1,107,552.23 × 440,011.28
  4. Step 4: Simplify right side
    802,595.38x = 487,335,474,389.15
  5. Step 5: Solve for x
    x = 487,335,474,389.15/802,595.38
  6. Step 6: Final answer
    x = 607,199.45

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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.