Home / 877,738.46-1,316,233.82-344,885.69

Finding the Fourth Proportional to 877,738.46, 1,316,233.82 and 344,885.69

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Solution

The fourth proportional to 877,738.46, 1,316,233.82 and 344,885.69 is: 517,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,738.46 : 1,316,233.82 = 344,885.69 : x
  2. Step 2: Convert to fraction form
    877,738.46/1,316,233.82 = 344,885.69/x
  3. Step 3: Cross multiply
    877,738.46x = 1,316,233.82 × 344,885.69
  4. Step 4: Simplify right side
    877,738.46x = 453,950,213,364.84
  5. Step 5: Solve for x
    x = 453,950,213,364.84/877,738.46
  6. Step 6: Final answer
    x = 517,181.64

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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.