Home / 460,852.39-690,366.19-217,360.01

Finding the Fourth Proportional to 460,852.39, 690,366.19 and 217,360.01

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Solution

The fourth proportional to 460,852.39, 690,366.19 and 217,360.01 is: 325,609.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,852.39 : 690,366.19 = 217,360.01 : x
  2. Step 2: Convert to fraction form
    460,852.39/690,366.19 = 217,360.01/x
  3. Step 3: Cross multiply
    460,852.39x = 690,366.19 × 217,360.01
  4. Step 4: Simplify right side
    460,852.39x = 150,058,001,962.06
  5. Step 5: Solve for x
    x = 150,058,001,962.06/460,852.39
  6. Step 6: Final answer
    x = 325,609.69

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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.