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Finding the Fourth Proportional to 544,339.59, 751,146.08 and 302,607.45

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Solution

The fourth proportional to 544,339.59, 751,146.08 and 302,607.45 is: 417,574.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,339.59 : 751,146.08 = 302,607.45 : x
  2. Step 2: Convert to fraction form
    544,339.59/751,146.08 = 302,607.45/x
  3. Step 3: Cross multiply
    544,339.59x = 751,146.08 × 302,607.45
  4. Step 4: Simplify right side
    544,339.59x = 227,302,398,333.26
  5. Step 5: Solve for x
    x = 227,302,398,333.26/544,339.59
  6. Step 6: Final answer
    x = 417,574.62

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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.