Home / 446,724.64-616,482-245,533.60

Finding the Fourth Proportional to 446,724.64, 616,482 and 245,533.60

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Solution

The fourth proportional to 446,724.64, 616,482 and 245,533.60 is: 338,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,724.64 : 616,482 = 245,533.60 : x
  2. Step 2: Convert to fraction form
    446,724.64/616,482 = 245,533.60/x
  3. Step 3: Cross multiply
    446,724.64x = 616,482 × 245,533.60
  4. Step 4: Simplify right side
    446,724.64x = 151,367,044,795.20
  5. Step 5: Solve for x
    x = 151,367,044,795.20/446,724.64
  6. Step 6: Final answer
    x = 338,837.47

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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.