Home / 646,795.59-892,099.77-474,655.41

Finding the Fourth Proportional to 646,795.59, 892,099.77 and 474,655.41

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Solution

The fourth proportional to 646,795.59, 892,099.77 and 474,655.41 is: 654,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,795.59 : 892,099.77 = 474,655.41 : x
  2. Step 2: Convert to fraction form
    646,795.59/892,099.77 = 474,655.41/x
  3. Step 3: Cross multiply
    646,795.59x = 892,099.77 × 474,655.41
  4. Step 4: Simplify right side
    646,795.59x = 423,439,982,090.26
  5. Step 5: Solve for x
    x = 423,439,982,090.26/646,795.59
  6. Step 6: Final answer
    x = 654,673.58

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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.