Home / 1,113,500.71-1,669,433.23-354,905.47

Finding the Fourth Proportional to 1,113,500.71, 1,669,433.23 and 354,905.47

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Solution

The fourth proportional to 1,113,500.71, 1,669,433.23 and 354,905.47 is: 532,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,500.71 : 1,669,433.23 = 354,905.47 : x
  2. Step 2: Convert to fraction form
    1,113,500.71/1,669,433.23 = 354,905.47/x
  3. Step 3: Cross multiply
    1,113,500.71x = 1,669,433.23 × 354,905.47
  4. Step 4: Simplify right side
    1,113,500.71x = 592,490,985,126.77
  5. Step 5: Solve for x
    x = 592,490,985,126.77/1,113,500.71
  6. Step 6: Final answer
    x = 532,097.54

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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.