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Finding the Fourth Proportional to 460,596.51, 690,894.78 and 179,916.93

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Solution

The fourth proportional to 460,596.51, 690,894.78 and 179,916.93 is: 269,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,596.51 : 690,894.78 = 179,916.93 : x
  2. Step 2: Convert to fraction form
    460,596.51/690,894.78 = 179,916.93/x
  3. Step 3: Cross multiply
    460,596.51x = 690,894.78 × 179,916.93
  4. Step 4: Simplify right side
    460,596.51x = 124,303,667,770.63
  5. Step 5: Solve for x
    x = 124,303,667,770.63/460,596.51
  6. Step 6: Final answer
    x = 269,875.40

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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.