Home / 989,782.74-1,484,661.15-241,835.22

Finding the Fourth Proportional to 989,782.74, 1,484,661.15 and 241,835.22

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Solution

The fourth proportional to 989,782.74, 1,484,661.15 and 241,835.22 is: 362,749.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,782.74 : 1,484,661.15 = 241,835.22 : x
  2. Step 2: Convert to fraction form
    989,782.74/1,484,661.15 = 241,835.22/x
  3. Step 3: Cross multiply
    989,782.74x = 1,484,661.15 × 241,835.22
  4. Step 4: Simplify right side
    989,782.74x = 359,043,355,835.70
  5. Step 5: Solve for x
    x = 359,043,355,835.70/989,782.74
  6. Step 6: Final answer
    x = 362,749.66

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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.