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Finding the Fourth Proportional to 610,085.08, 914,902.98 and 210,623.32

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Solution

The fourth proportional to 610,085.08, 914,902.98 and 210,623.32 is: 315,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,085.08 : 914,902.98 = 210,623.32 : x
  2. Step 2: Convert to fraction form
    610,085.08/914,902.98 = 210,623.32/x
  3. Step 3: Cross multiply
    610,085.08x = 914,902.98 × 210,623.32
  4. Step 4: Simplify right side
    610,085.08x = 192,699,903,125.49
  5. Step 5: Solve for x
    x = 192,699,903,125.49/610,085.08
  6. Step 6: Final answer
    x = 315,857.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.