Home / 736,444.86-1,103,762.73-381,256.38

Finding the Fourth Proportional to 736,444.86, 1,103,762.73 and 381,256.38

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Solution

The fourth proportional to 736,444.86, 1,103,762.73 and 381,256.38 is: 571,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,444.86 : 1,103,762.73 = 381,256.38 : x
  2. Step 2: Convert to fraction form
    736,444.86/1,103,762.73 = 381,256.38/x
  3. Step 3: Cross multiply
    736,444.86x = 1,103,762.73 × 381,256.38
  4. Step 4: Simplify right side
    736,444.86x = 420,816,582,818.72
  5. Step 5: Solve for x
    x = 420,816,582,818.72/736,444.86
  6. Step 6: Final answer
    x = 571,416.28

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1.5x scale

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.