Home / 790,875.56-1,091,364.20-446,782.08

Finding the Fourth Proportional to 790,875.56, 1,091,364.20 and 446,782.08

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Solution

The fourth proportional to 790,875.56, 1,091,364.20 and 446,782.08 is: 616,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,875.56 : 1,091,364.20 = 446,782.08 : x
  2. Step 2: Convert to fraction form
    790,875.56/1,091,364.20 = 446,782.08/x
  3. Step 3: Cross multiply
    790,875.56x = 1,091,364.20 × 446,782.08
  4. Step 4: Simplify right side
    790,875.56x = 487,601,967,313.54
  5. Step 5: Solve for x
    x = 487,601,967,313.54/790,875.56
  6. Step 6: Final answer
    x = 616,534.37

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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.