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Finding the Fourth Proportional to 432,680, 596,710.54 and 360,322.51

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Solution

The fourth proportional to 432,680, 596,710.54 and 360,322.51 is: 496,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,680 : 596,710.54 = 360,322.51 : x
  2. Step 2: Convert to fraction form
    432,680/596,710.54 = 360,322.51/x
  3. Step 3: Cross multiply
    432,680x = 596,710.54 × 360,322.51
  4. Step 4: Simplify right side
    432,680x = 215,008,239,516.26
  5. Step 5: Solve for x
    x = 215,008,239,516.26/432,680
  6. Step 6: Final answer
    x = 496,922.07

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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.