Home / 651,268.80-898,724.32-364,784.32

Finding the Fourth Proportional to 651,268.80, 898,724.32 and 364,784.32

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Solution

The fourth proportional to 651,268.80, 898,724.32 and 364,784.32 is: 503,387.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,268.80 : 898,724.32 = 364,784.32 : x
  2. Step 2: Convert to fraction form
    651,268.80/898,724.32 = 364,784.32/x
  3. Step 3: Cross multiply
    651,268.80x = 898,724.32 × 364,784.32
  4. Step 4: Simplify right side
    651,268.80x = 327,840,539,938.66
  5. Step 5: Solve for x
    x = 327,840,539,938.66/651,268.80
  6. Step 6: Final answer
    x = 503,387.45

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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.