Home / 943,348.71-1,415,244.48-312,262.50

Finding the Fourth Proportional to 943,348.71, 1,415,244.48 and 312,262.50

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Solution

The fourth proportional to 943,348.71, 1,415,244.48 and 312,262.50 is: 468,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,348.71 : 1,415,244.48 = 312,262.50 : x
  2. Step 2: Convert to fraction form
    943,348.71/1,415,244.48 = 312,262.50/x
  3. Step 3: Cross multiply
    943,348.71x = 1,415,244.48 × 312,262.50
  4. Step 4: Simplify right side
    943,348.71x = 441,927,779,436
  5. Step 5: Solve for x
    x = 441,927,779,436/943,348.71
  6. Step 6: Final answer
    x = 468,467.04

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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.