Home / 461,378.93-692,064.23-145,835.93

Finding the Fourth Proportional to 461,378.93, 692,064.23 and 145,835.93

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Solution

The fourth proportional to 461,378.93, 692,064.23 and 145,835.93 is: 218,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,378.93 : 692,064.23 = 145,835.93 : x
  2. Step 2: Convert to fraction form
    461,378.93/692,064.23 = 145,835.93/x
  3. Step 3: Cross multiply
    461,378.93x = 692,064.23 × 145,835.93
  4. Step 4: Simplify right side
    461,378.93x = 100,927,826,412.28
  5. Step 5: Solve for x
    x = 100,927,826,412.28/461,378.93
  6. Step 6: Final answer
    x = 218,752.57

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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.