Home / 1,307,386.28-1,960,573.98-508,559.96

Finding the Fourth Proportional to 1,307,386.28, 1,960,573.98 and 508,559.96

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Solution

The fourth proportional to 1,307,386.28, 1,960,573.98 and 508,559.96 is: 762,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,386.28 : 1,960,573.98 = 508,559.96 : x
  2. Step 2: Convert to fraction form
    1,307,386.28/1,960,573.98 = 508,559.96/x
  3. Step 3: Cross multiply
    1,307,386.28x = 1,960,573.98 × 508,559.96
  4. Step 4: Simplify right side
    1,307,386.28x = 997,069,424,845.84
  5. Step 5: Solve for x
    x = 997,069,424,845.84/1,307,386.28
  6. Step 6: Final answer
    x = 762,643.33

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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.