Home / 646,654.06-892,073.54-502,427.08

Finding the Fourth Proportional to 646,654.06, 892,073.54 and 502,427.08

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Solution

The fourth proportional to 646,654.06, 892,073.54 and 502,427.08 is: 693,109.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,654.06 : 892,073.54 = 502,427.08 : x
  2. Step 2: Convert to fraction form
    646,654.06/892,073.54 = 502,427.08/x
  3. Step 3: Cross multiply
    646,654.06x = 892,073.54 × 502,427.08
  4. Step 4: Simplify right side
    646,654.06x = 448,201,903,847.46
  5. Step 5: Solve for x
    x = 448,201,903,847.46/646,654.06
  6. Step 6: Final answer
    x = 693,109.24

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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.