Home / 649,925.72-896,880.70-359,529.74

Finding the Fourth Proportional to 649,925.72, 896,880.70 and 359,529.74

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Solution

The fourth proportional to 649,925.72, 896,880.70 and 359,529.74 is: 496,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,925.72 : 896,880.70 = 359,529.74 : x
  2. Step 2: Convert to fraction form
    649,925.72/896,880.70 = 359,529.74/x
  3. Step 3: Cross multiply
    649,925.72x = 896,880.70 × 359,529.74
  4. Step 4: Simplify right side
    649,925.72x = 322,455,284,210.33
  5. Step 5: Solve for x
    x = 322,455,284,210.33/649,925.72
  6. Step 6: Final answer
    x = 496,141.75

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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.