Home / 803,745.32-1,109,480.10-603,124.52

Finding the Fourth Proportional to 803,745.32, 1,109,480.10 and 603,124.52

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Solution

The fourth proportional to 803,745.32, 1,109,480.10 and 603,124.52 is: 832,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,745.32 : 1,109,480.10 = 603,124.52 : x
  2. Step 2: Convert to fraction form
    803,745.32/1,109,480.10 = 603,124.52/x
  3. Step 3: Cross multiply
    803,745.32x = 1,109,480.10 × 603,124.52
  4. Step 4: Simplify right side
    803,745.32x = 669,154,652,762.05
  5. Step 5: Solve for x
    x = 669,154,652,762.05/803,745.32
  6. Step 6: Final answer
    x = 832,545.63

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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.