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Finding the Fourth Proportional to 607,130.61, 910,537.11 and 180,551.46

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Solution

The fourth proportional to 607,130.61, 910,537.11 and 180,551.46 is: 270,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,130.61 : 910,537.11 = 180,551.46 : x
  2. Step 2: Convert to fraction form
    607,130.61/910,537.11 = 180,551.46/x
  3. Step 3: Cross multiply
    607,130.61x = 910,537.11 × 180,551.46
  4. Step 4: Simplify right side
    607,130.61x = 164,398,804,594.68
  5. Step 5: Solve for x
    x = 164,398,804,594.68/607,130.61
  6. Step 6: Final answer
    x = 270,779.96

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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.