Home / 993,831.27-1,490,903.75-425,216.06

Finding the Fourth Proportional to 993,831.27, 1,490,903.75 and 425,216.06

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Solution

The fourth proportional to 993,831.27, 1,490,903.75 and 425,216.06 is: 637,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,831.27 : 1,490,903.75 = 425,216.06 : x
  2. Step 2: Convert to fraction form
    993,831.27/1,490,903.75 = 425,216.06/x
  3. Step 3: Cross multiply
    993,831.27x = 1,490,903.75 × 425,216.06
  4. Step 4: Simplify right side
    993,831.27x = 633,956,208,833.63
  5. Step 5: Solve for x
    x = 633,956,208,833.63/993,831.27
  6. Step 6: Final answer
    x = 637,891.19

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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.