Home / 1,112,492.40-1,668,641.40-364,538.40

Finding the Fourth Proportional to 1,112,492.40, 1,668,641.40 and 364,538.40

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Solution

The fourth proportional to 1,112,492.40, 1,668,641.40 and 364,538.40 is: 546,775.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,492.40 : 1,668,641.40 = 364,538.40 : x
  2. Step 2: Convert to fraction form
    1,112,492.40/1,668,641.40 = 364,538.40/x
  3. Step 3: Cross multiply
    1,112,492.40x = 1,668,641.40 × 364,538.40
  4. Step 4: Simplify right side
    1,112,492.40x = 608,283,866,129.76
  5. Step 5: Solve for x
    x = 608,283,866,129.76/1,112,492.40
  6. Step 6: Final answer
    x = 546,775.75

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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.