Home / 971,348.80-1,458,335.40-617,054.80

Finding the Fourth Proportional to 971,348.80, 1,458,335.40 and 617,054.80

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Solution

The fourth proportional to 971,348.80, 1,458,335.40 and 617,054.80 is: 926,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,348.80 : 1,458,335.40 = 617,054.80 : x
  2. Step 2: Convert to fraction form
    971,348.80/1,458,335.40 = 617,054.80/x
  3. Step 3: Cross multiply
    971,348.80x = 1,458,335.40 × 617,054.80
  4. Step 4: Simplify right side
    971,348.80x = 899,872,858,579.92
  5. Step 5: Solve for x
    x = 899,872,858,579.92/971,348.80
  6. Step 6: Final answer
    x = 926,415.78

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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.