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Finding the Fourth Proportional to 473,617.32, 653,601.30 and 258,770.67

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Solution

The fourth proportional to 473,617.32, 653,601.30 and 258,770.67 is: 357,108.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,617.32 : 653,601.30 = 258,770.67 : x
  2. Step 2: Convert to fraction form
    473,617.32/653,601.30 = 258,770.67/x
  3. Step 3: Cross multiply
    473,617.32x = 653,601.30 × 258,770.67
  4. Step 4: Simplify right side
    473,617.32x = 169,132,846,313.87
  5. Step 5: Solve for x
    x = 169,132,846,313.87/473,617.32
  6. Step 6: Final answer
    x = 357,108.66

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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.