Home / 640,823.32-960,669.29-241,744.35

Finding the Fourth Proportional to 640,823.32, 960,669.29 and 241,744.35

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Solution

The fourth proportional to 640,823.32, 960,669.29 and 241,744.35 is: 362,403.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,823.32 : 960,669.29 = 241,744.35 : x
  2. Step 2: Convert to fraction form
    640,823.32/960,669.29 = 241,744.35/x
  3. Step 3: Cross multiply
    640,823.32x = 960,669.29 × 241,744.35
  4. Step 4: Simplify right side
    640,823.32x = 232,236,371,199.21
  5. Step 5: Solve for x
    x = 232,236,371,199.21/640,823.32
  6. Step 6: Final answer
    x = 362,403.12

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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.