Home / 988,050.91-1,363,511.16-535,341.91

Finding the Fourth Proportional to 988,050.91, 1,363,511.16 and 535,341.91

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Solution

The fourth proportional to 988,050.91, 1,363,511.16 and 535,341.91 is: 738,772.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,050.91 : 1,363,511.16 = 535,341.91 : x
  2. Step 2: Convert to fraction form
    988,050.91/1,363,511.16 = 535,341.91/x
  3. Step 3: Cross multiply
    988,050.91x = 1,363,511.16 × 535,341.91
  4. Step 4: Simplify right side
    988,050.91x = 729,944,666,630.29
  5. Step 5: Solve for x
    x = 729,944,666,630.29/988,050.91
  6. Step 6: Final answer
    x = 738,772.33

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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.