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Finding the Fourth Proportional to 473,524.36, 653,479.32 and 258,684.40

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Solution

The fourth proportional to 473,524.36, 653,479.32 and 258,684.40 is: 356,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,524.36 : 653,479.32 = 258,684.40 : x
  2. Step 2: Convert to fraction form
    473,524.36/653,479.32 = 258,684.40/x
  3. Step 3: Cross multiply
    473,524.36x = 653,479.32 × 258,684.40
  4. Step 4: Simplify right side
    473,524.36x = 169,044,905,806.61
  5. Step 5: Solve for x
    x = 169,044,905,806.61/473,524.36
  6. Step 6: Final answer
    x = 356,993.05

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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.