Home / 942,144.20-1,300,260.36-824,784.31

Finding the Fourth Proportional to 942,144.20, 1,300,260.36 and 824,784.31

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Solution

The fourth proportional to 942,144.20, 1,300,260.36 and 824,784.31 is: 1,138,291.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,144.20 : 1,300,260.36 = 824,784.31 : x
  2. Step 2: Convert to fraction form
    942,144.20/1,300,260.36 = 824,784.31/x
  3. Step 3: Cross multiply
    942,144.20x = 1,300,260.36 × 824,784.31
  4. Step 4: Simplify right side
    942,144.20x = 1,072,434,343,842.95
  5. Step 5: Solve for x
    x = 1,072,434,343,842.95/942,144.20
  6. Step 6: Final answer
    x = 1,138,291.09

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1.5x scale

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.