Home / 942,445.56-1,300,477.80-560,398.56

Finding the Fourth Proportional to 942,445.56, 1,300,477.80 and 560,398.56

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Solution

The fourth proportional to 942,445.56, 1,300,477.80 and 560,398.56 is: 773,292.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,445.56 : 1,300,477.80 = 560,398.56 : x
  2. Step 2: Convert to fraction form
    942,445.56/1,300,477.80 = 560,398.56/x
  3. Step 3: Cross multiply
    942,445.56x = 1,300,477.80 × 560,398.56
  4. Step 4: Simplify right side
    942,445.56x = 728,785,886,431.97
  5. Step 5: Solve for x
    x = 728,785,886,431.97/942,445.56
  6. Step 6: Final answer
    x = 773,292.29

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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.