Home / 916,031.37-1,373,382.74-615,767.20

Finding the Fourth Proportional to 916,031.37, 1,373,382.74 and 615,767.20

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Solution

The fourth proportional to 916,031.37, 1,373,382.74 and 615,767.20 is: 923,204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,031.37 : 1,373,382.74 = 615,767.20 : x
  2. Step 2: Convert to fraction form
    916,031.37/1,373,382.74 = 615,767.20/x
  3. Step 3: Cross multiply
    916,031.37x = 1,373,382.74 × 615,767.20
  4. Step 4: Simplify right side
    916,031.37x = 845,684,044,338.13
  5. Step 5: Solve for x
    x = 845,684,044,338.13/916,031.37
  6. Step 6: Final answer
    x = 923,204.24

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Double scale
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1.5x scale

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.