Home / 1,148,492.61-1,722,607.70-307,109.97

Finding the Fourth Proportional to 1,148,492.61, 1,722,607.70 and 307,109.97

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Solution

The fourth proportional to 1,148,492.61, 1,722,607.70 and 307,109.97 is: 460,629.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,492.61 : 1,722,607.70 = 307,109.97 : x
  2. Step 2: Convert to fraction form
    1,148,492.61/1,722,607.70 = 307,109.97/x
  3. Step 3: Cross multiply
    1,148,492.61x = 1,722,607.70 × 307,109.97
  4. Step 4: Simplify right side
    1,148,492.61x = 529,029,997,533.22
  5. Step 5: Solve for x
    x = 529,029,997,533.22/1,148,492.61
  6. Step 6: Final answer
    x = 460,629.87

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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.