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Finding the Fourth Proportional to 440,459.84, 607,877.12 and 246,900.31

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Solution

The fourth proportional to 440,459.84, 607,877.12 and 246,900.31 is: 340,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,459.84 : 607,877.12 = 246,900.31 : x
  2. Step 2: Convert to fraction form
    440,459.84/607,877.12 = 246,900.31/x
  3. Step 3: Cross multiply
    440,459.84x = 607,877.12 × 246,900.31
  4. Step 4: Simplify right side
    440,459.84x = 150,085,048,467.47
  5. Step 5: Solve for x
    x = 150,085,048,467.47/440,459.84
  6. Step 6: Final answer
    x = 340,746.27

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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.