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Finding the Fourth Proportional to 539,444.40, 810,041.40 and 362,734.80

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Solution

The fourth proportional to 539,444.40, 810,041.40 and 362,734.80 is: 544,690.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,444.40 : 810,041.40 = 362,734.80 : x
  2. Step 2: Convert to fraction form
    539,444.40/810,041.40 = 362,734.80/x
  3. Step 3: Cross multiply
    539,444.40x = 810,041.40 × 362,734.80
  4. Step 4: Simplify right side
    539,444.40x = 293,830,205,220.72
  5. Step 5: Solve for x
    x = 293,830,205,220.72/539,444.40
  6. Step 6: Final answer
    x = 544,690.44

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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.