Home / 319,629.32-476,824.23-310,941.46

Finding the Fourth Proportional to 319,629.32, 476,824.23 and 310,941.46

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Solution

The fourth proportional to 319,629.32, 476,824.23 and 310,941.46 is: 463,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,629.32 : 476,824.23 = 310,941.46 : x
  2. Step 2: Convert to fraction form
    319,629.32/476,824.23 = 310,941.46/x
  3. Step 3: Cross multiply
    319,629.32x = 476,824.23 × 310,941.46
  4. Step 4: Simplify right side
    319,629.32x = 148,264,422,239.58
  5. Step 5: Solve for x
    x = 148,264,422,239.58/319,629.32
  6. Step 6: Final answer
    x = 463,863.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.