Home / 592,373.66-816,625.40-422,312.54

Finding the Fourth Proportional to 592,373.66, 816,625.40 and 422,312.54

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Solution

The fourth proportional to 592,373.66, 816,625.40 and 422,312.54 is: 582,185.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,373.66 : 816,625.40 = 422,312.54 : x
  2. Step 2: Convert to fraction form
    592,373.66/816,625.40 = 422,312.54/x
  3. Step 3: Cross multiply
    592,373.66x = 816,625.40 × 422,312.54
  4. Step 4: Simplify right side
    592,373.66x = 344,871,146,902.52
  5. Step 5: Solve for x
    x = 344,871,146,902.52/592,373.66
  6. Step 6: Final answer
    x = 582,185.15

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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.