Home / 654,799.76-903,617.10-364,406.46

Finding the Fourth Proportional to 654,799.76, 903,617.10 and 364,406.46

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Solution

The fourth proportional to 654,799.76, 903,617.10 and 364,406.46 is: 502,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,799.76 : 903,617.10 = 364,406.46 : x
  2. Step 2: Convert to fraction form
    654,799.76/903,617.10 = 364,406.46/x
  3. Step 3: Cross multiply
    654,799.76x = 903,617.10 × 364,406.46
  4. Step 4: Simplify right side
    654,799.76x = 329,283,902,266.35
  5. Step 5: Solve for x
    x = 329,283,902,266.35/654,799.76
  6. Step 6: Final answer
    x = 502,877.25

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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.