Home / 1,369,888.81-2,054,772.16-358,988.15

Finding the Fourth Proportional to 1,369,888.81, 2,054,772.16 and 358,988.15

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Solution

The fourth proportional to 1,369,888.81, 2,054,772.16 and 358,988.15 is: 538,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,888.81 : 2,054,772.16 = 358,988.15 : x
  2. Step 2: Convert to fraction form
    1,369,888.81/2,054,772.16 = 358,988.15/x
  3. Step 3: Cross multiply
    1,369,888.81x = 2,054,772.16 × 358,988.15
  4. Step 4: Simplify right side
    1,369,888.81x = 737,638,860,629.36
  5. Step 5: Solve for x
    x = 737,638,860,629.36/1,369,888.81
  6. Step 6: Final answer
    x = 538,466.23

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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.