Home / 916,031.55-1,373,383.02-615,767.39

Finding the Fourth Proportional to 916,031.55, 1,373,383.02 and 615,767.39

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Solution

The fourth proportional to 916,031.55, 1,373,383.02 and 615,767.39 is: 923,204.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,031.55 : 1,373,383.02 = 615,767.39 : x
  2. Step 2: Convert to fraction form
    916,031.55/1,373,383.02 = 615,767.39/x
  3. Step 3: Cross multiply
    916,031.55x = 1,373,383.02 × 615,767.39
  4. Step 4: Simplify right side
    916,031.55x = 845,684,470,828.80
  5. Step 5: Solve for x
    x = 845,684,470,828.80/916,031.55
  6. Step 6: Final answer
    x = 923,204.52

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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.