Home / 777,341.94-1,072,818.72-433,209.30

Finding the Fourth Proportional to 777,341.94, 1,072,818.72 and 433,209.30

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Solution

The fourth proportional to 777,341.94, 1,072,818.72 and 433,209.30 is: 597,877.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,341.94 : 1,072,818.72 = 433,209.30 : x
  2. Step 2: Convert to fraction form
    777,341.94/1,072,818.72 = 433,209.30/x
  3. Step 3: Cross multiply
    777,341.94x = 1,072,818.72 × 433,209.30
  4. Step 4: Simplify right side
    777,341.94x = 464,755,046,718.10
  5. Step 5: Solve for x
    x = 464,755,046,718.10/777,341.94
  6. Step 6: Final answer
    x = 597,877.23

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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.