Home / 735,222.51-1,102,829.72-286,255.71

Finding the Fourth Proportional to 735,222.51, 1,102,829.72 and 286,255.71

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Solution

The fourth proportional to 735,222.51, 1,102,829.72 and 286,255.71 is: 429,381.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,222.51 : 1,102,829.72 = 286,255.71 : x
  2. Step 2: Convert to fraction form
    735,222.51/1,102,829.72 = 286,255.71/x
  3. Step 3: Cross multiply
    735,222.51x = 1,102,829.72 × 286,255.71
  4. Step 4: Simplify right side
    735,222.51x = 315,691,303,076.42
  5. Step 5: Solve for x
    x = 315,691,303,076.42/735,222.51
  6. Step 6: Final answer
    x = 429,381.99

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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.