Home / 637,565.75-879,840.74-351,085.16

Finding the Fourth Proportional to 637,565.75, 879,840.74 and 351,085.16

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Solution

The fourth proportional to 637,565.75, 879,840.74 and 351,085.16 is: 484,497.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,565.75 : 879,840.74 = 351,085.16 : x
  2. Step 2: Convert to fraction form
    637,565.75/879,840.74 = 351,085.16/x
  3. Step 3: Cross multiply
    637,565.75x = 879,840.74 × 351,085.16
  4. Step 4: Simplify right side
    637,565.75x = 308,899,020,822.79
  5. Step 5: Solve for x
    x = 308,899,020,822.79/637,565.75
  6. Step 6: Final answer
    x = 484,497.51

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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.