Home / 804,337.86-1,109,862.90-464,740.50

Finding the Fourth Proportional to 804,337.86, 1,109,862.90 and 464,740.50

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Solution

The fourth proportional to 804,337.86, 1,109,862.90 and 464,740.50 is: 641,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,337.86 : 1,109,862.90 = 464,740.50 : x
  2. Step 2: Convert to fraction form
    804,337.86/1,109,862.90 = 464,740.50/x
  3. Step 3: Cross multiply
    804,337.86x = 1,109,862.90 × 464,740.50
  4. Step 4: Simplify right side
    804,337.86x = 515,798,239,077.45
  5. Step 5: Solve for x
    x = 515,798,239,077.45/804,337.86
  6. Step 6: Final answer
    x = 641,270.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.