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Finding the Fourth Proportional to 532,026.74, 798,041.01 and 426,084.51

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Solution

The fourth proportional to 532,026.74, 798,041.01 and 426,084.51 is: 639,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,026.74 : 798,041.01 = 426,084.51 : x
  2. Step 2: Convert to fraction form
    532,026.74/798,041.01 = 426,084.51/x
  3. Step 3: Cross multiply
    532,026.74x = 798,041.01 × 426,084.51
  4. Step 4: Simplify right side
    532,026.74x = 340,032,912,705.76
  5. Step 5: Solve for x
    x = 340,032,912,705.76/532,026.74
  6. Step 6: Final answer
    x = 639,127.49

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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.