Home / 1,228,706.61-1,843,058.94-330,148.34

Finding the Fourth Proportional to 1,228,706.61, 1,843,058.94 and 330,148.34

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Solution

The fourth proportional to 1,228,706.61, 1,843,058.94 and 330,148.34 is: 495,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,706.61 : 1,843,058.94 = 330,148.34 : x
  2. Step 2: Convert to fraction form
    1,228,706.61/1,843,058.94 = 330,148.34/x
  3. Step 3: Cross multiply
    1,228,706.61x = 1,843,058.94 × 330,148.34
  4. Step 4: Simplify right side
    1,228,706.61x = 608,482,849,563.16
  5. Step 5: Solve for x
    x = 608,482,849,563.16/1,228,706.61
  6. Step 6: Final answer
    x = 495,222.25

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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.