Home / 803,202.05-1,108,412.27-435,678.27

Finding the Fourth Proportional to 803,202.05, 1,108,412.27 and 435,678.27

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Solution

The fourth proportional to 803,202.05, 1,108,412.27 and 435,678.27 is: 601,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,202.05 : 1,108,412.27 = 435,678.27 : x
  2. Step 2: Convert to fraction form
    803,202.05/1,108,412.27 = 435,678.27/x
  3. Step 3: Cross multiply
    803,202.05x = 1,108,412.27 × 435,678.27
  4. Step 4: Simplify right side
    803,202.05x = 482,911,140,240.37
  5. Step 5: Solve for x
    x = 482,911,140,240.37/803,202.05
  6. Step 6: Final answer
    x = 601,232.45

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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.