Home / 907,042.20-1,359,251.10-401,189.10

Finding the Fourth Proportional to 907,042.20, 1,359,251.10 and 401,189.10

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Solution

The fourth proportional to 907,042.20, 1,359,251.10 and 401,189.10 is: 601,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,042.20 : 1,359,251.10 = 401,189.10 : x
  2. Step 2: Convert to fraction form
    907,042.20/1,359,251.10 = 401,189.10/x
  3. Step 3: Cross multiply
    907,042.20x = 1,359,251.10 × 401,189.10
  4. Step 4: Simplify right side
    907,042.20x = 545,316,725,483.01
  5. Step 5: Solve for x
    x = 545,316,725,483.01/907,042.20
  6. Step 6: Final answer
    x = 601,203.26

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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.