Home / 1,005,586.80-1,508,871.72-473,160.72

Finding the Fourth Proportional to 1,005,586.80, 1,508,871.72 and 473,160.72

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Solution

The fourth proportional to 1,005,586.80, 1,508,871.72 and 473,160.72 is: 709,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,586.80 : 1,508,871.72 = 473,160.72 : x
  2. Step 2: Convert to fraction form
    1,005,586.80/1,508,871.72 = 473,160.72/x
  3. Step 3: Cross multiply
    1,005,586.80x = 1,508,871.72 × 473,160.72
  4. Step 4: Simplify right side
    1,005,586.80x = 713,938,829,422.84
  5. Step 5: Solve for x
    x = 713,938,829,422.84/1,005,586.80
  6. Step 6: Final answer
    x = 709,972.36

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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.