Home / 1,307,328.88-1,804,282.40-734,368.88

Finding the Fourth Proportional to 1,307,328.88, 1,804,282.40 and 734,368.88

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Solution

The fourth proportional to 1,307,328.88, 1,804,282.40 and 734,368.88 is: 1,013,523.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,328.88 : 1,804,282.40 = 734,368.88 : x
  2. Step 2: Convert to fraction form
    1,307,328.88/1,804,282.40 = 734,368.88/x
  3. Step 3: Cross multiply
    1,307,328.88x = 1,804,282.40 × 734,368.88
  4. Step 4: Simplify right side
    1,307,328.88x = 1,325,008,845,291.71
  5. Step 5: Solve for x
    x = 1,325,008,845,291.71/1,307,328.88
  6. Step 6: Final answer
    x = 1,013,523.73

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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.