Home / 963,309.80-1,443,927.90-364,039.40

Finding the Fourth Proportional to 963,309.80, 1,443,927.90 and 364,039.40

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Solution

The fourth proportional to 963,309.80, 1,443,927.90 and 364,039.40 is: 545,667.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,309.80 : 1,443,927.90 = 364,039.40 : x
  2. Step 2: Convert to fraction form
    963,309.80/1,443,927.90 = 364,039.40/x
  3. Step 3: Cross multiply
    963,309.80x = 1,443,927.90 × 364,039.40
  4. Step 4: Simplify right side
    963,309.80x = 525,646,646,359.26
  5. Step 5: Solve for x
    x = 525,646,646,359.26/963,309.80
  6. Step 6: Final answer
    x = 545,667.29

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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.