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Finding the Fourth Proportional to 440,533.95, 607,925.03 and 259,256.55

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Solution

The fourth proportional to 440,533.95, 607,925.03 and 259,256.55 is: 357,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,533.95 : 607,925.03 = 259,256.55 : x
  2. Step 2: Convert to fraction form
    440,533.95/607,925.03 = 259,256.55/x
  3. Step 3: Cross multiply
    440,533.95x = 607,925.03 × 259,256.55
  4. Step 4: Simplify right side
    440,533.95x = 157,608,548,104.40
  5. Step 5: Solve for x
    x = 157,608,548,104.40/440,533.95
  6. Step 6: Final answer
    x = 357,767.09

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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.