Home / 847,153.72-1,169,063.71-459,960.63

Finding the Fourth Proportional to 847,153.72, 1,169,063.71 and 459,960.63

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Solution

The fourth proportional to 847,153.72, 1,169,063.71 and 459,960.63 is: 634,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,153.72 : 1,169,063.71 = 459,960.63 : x
  2. Step 2: Convert to fraction form
    847,153.72/1,169,063.71 = 459,960.63/x
  3. Step 3: Cross multiply
    847,153.72x = 1,169,063.71 × 459,960.63
  4. Step 4: Simplify right side
    847,153.72x = 537,723,280,561.74
  5. Step 5: Solve for x
    x = 537,723,280,561.74/847,153.72
  6. Step 6: Final answer
    x = 634,741.10

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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.