Home / 624,962.12-862,447.46-338,482.22

Finding the Fourth Proportional to 624,962.12, 862,447.46 and 338,482.22

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Solution

The fourth proportional to 624,962.12, 862,447.46 and 338,482.22 is: 467,105.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,962.12 : 862,447.46 = 338,482.22 : x
  2. Step 2: Convert to fraction form
    624,962.12/862,447.46 = 338,482.22/x
  3. Step 3: Cross multiply
    624,962.12x = 862,447.46 × 338,482.22
  4. Step 4: Simplify right side
    624,962.12x = 291,923,130,894.16
  5. Step 5: Solve for x
    x = 291,923,130,894.16/624,962.12
  6. Step 6: Final answer
    x = 467,105.32

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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.