Home / 990,062.32-1,366,287.36-537,353.32

Finding the Fourth Proportional to 990,062.32, 1,366,287.36 and 537,353.32

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Solution

The fourth proportional to 990,062.32, 1,366,287.36 and 537,353.32 is: 741,548.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,062.32 : 1,366,287.36 = 537,353.32 : x
  2. Step 2: Convert to fraction form
    990,062.32/1,366,287.36 = 537,353.32/x
  3. Step 3: Cross multiply
    990,062.32x = 1,366,287.36 × 537,353.32
  4. Step 4: Simplify right side
    990,062.32x = 734,179,048,970.04
  5. Step 5: Solve for x
    x = 734,179,048,970.04/990,062.32
  6. Step 6: Final answer
    x = 741,548.32

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Double scale
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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.