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Finding the Fourth Proportional to 606,903.59, 910,064.37 and 286,789.01

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Solution

The fourth proportional to 606,903.59, 910,064.37 and 286,789.01 is: 430,046.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,903.59 : 910,064.37 = 286,789.01 : x
  2. Step 2: Convert to fraction form
    606,903.59/910,064.37 = 286,789.01/x
  3. Step 3: Cross multiply
    606,903.59x = 910,064.37 × 286,789.01
  4. Step 4: Simplify right side
    606,903.59x = 260,996,459,708.57
  5. Step 5: Solve for x
    x = 260,996,459,708.57/606,903.59
  6. Step 6: Final answer
    x = 430,046.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.