Home / 982,636.93-1,473,938.90-442,592.83

Finding the Fourth Proportional to 982,636.93, 1,473,938.90 and 442,592.83

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Solution

The fourth proportional to 982,636.93, 1,473,938.90 and 442,592.83 is: 663,881.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,636.93 : 1,473,938.90 = 442,592.83 : x
  2. Step 2: Convert to fraction form
    982,636.93/1,473,938.90 = 442,592.83/x
  3. Step 3: Cross multiply
    982,636.93x = 1,473,938.90 × 442,592.83
  4. Step 4: Simplify right side
    982,636.93x = 652,354,779,415.43
  5. Step 5: Solve for x
    x = 652,354,779,415.43/982,636.93
  6. Step 6: Final answer
    x = 663,881.81

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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.