Home / 697,013.75-1,045,505.24-286,596.54

Finding the Fourth Proportional to 697,013.75, 1,045,505.24 and 286,596.54

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Solution

The fourth proportional to 697,013.75, 1,045,505.24 and 286,596.54 is: 429,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,013.75 : 1,045,505.24 = 286,596.54 : x
  2. Step 2: Convert to fraction form
    697,013.75/1,045,505.24 = 286,596.54/x
  3. Step 3: Cross multiply
    697,013.75x = 1,045,505.24 × 286,596.54
  4. Step 4: Simplify right side
    697,013.75x = 299,638,184,335.87
  5. Step 5: Solve for x
    x = 299,638,184,335.87/697,013.75
  6. Step 6: Final answer
    x = 429,888.48

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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.