Home / 709,374.60-1,063,802.70-236,075.40

Finding the Fourth Proportional to 709,374.60, 1,063,802.70 and 236,075.40

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Solution

The fourth proportional to 709,374.60, 1,063,802.70 and 236,075.40 is: 354,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,374.60 : 1,063,802.70 = 236,075.40 : x
  2. Step 2: Convert to fraction form
    709,374.60/1,063,802.70 = 236,075.40/x
  3. Step 3: Cross multiply
    709,374.60x = 1,063,802.70 × 236,075.40
  4. Step 4: Simplify right side
    709,374.60x = 251,137,647,923.58
  5. Step 5: Solve for x
    x = 251,137,647,923.58/709,374.60
  6. Step 6: Final answer
    x = 354,026.84

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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.