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Finding the Fourth Proportional to 473,222.42, 653,062.38 and 258,378.82

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Solution

The fourth proportional to 473,222.42, 653,062.38 and 258,378.82 is: 356,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,222.42 : 653,062.38 = 258,378.82 : x
  2. Step 2: Convert to fraction form
    473,222.42/653,062.38 = 258,378.82/x
  3. Step 3: Cross multiply
    473,222.42x = 653,062.38 × 258,378.82
  4. Step 4: Simplify right side
    473,222.42x = 168,737,487,130.79
  5. Step 5: Solve for x
    x = 168,737,487,130.79/473,222.42
  6. Step 6: Final answer
    x = 356,571.20

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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.