Home / 637,556.46-879,864.76-365,622.18

Finding the Fourth Proportional to 637,556.46, 879,864.76 and 365,622.18

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Solution

The fourth proportional to 637,556.46, 879,864.76 and 365,622.18 is: 504,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,556.46 : 879,864.76 = 365,622.18 : x
  2. Step 2: Convert to fraction form
    637,556.46/879,864.76 = 365,622.18/x
  3. Step 3: Cross multiply
    637,556.46x = 879,864.76 × 365,622.18
  4. Step 4: Simplify right side
    637,556.46x = 321,698,071,656.38
  5. Step 5: Solve for x
    x = 321,698,071,656.38/637,556.46
  6. Step 6: Final answer
    x = 504,579.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.