Home / 1,117,907.58-1,676,862.15-359,748.90

Finding the Fourth Proportional to 1,117,907.58, 1,676,862.15 and 359,748.90

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Solution

The fourth proportional to 1,117,907.58, 1,676,862.15 and 359,748.90 is: 539,623.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,907.58 : 1,676,862.15 = 359,748.90 : x
  2. Step 2: Convert to fraction form
    1,117,907.58/1,676,862.15 = 359,748.90/x
  3. Step 3: Cross multiply
    1,117,907.58x = 1,676,862.15 × 359,748.90
  4. Step 4: Simplify right side
    1,117,907.58x = 603,249,313,914.14
  5. Step 5: Solve for x
    x = 603,249,313,914.14/1,117,907.58
  6. Step 6: Final answer
    x = 539,623.60

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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.