Home / 777,341.43-1,072,818.03-433,208.79

Finding the Fourth Proportional to 777,341.43, 1,072,818.03 and 433,208.79

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Solution

The fourth proportional to 777,341.43, 1,072,818.03 and 433,208.79 is: 597,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,341.43 : 1,072,818.03 = 433,208.79 : x
  2. Step 2: Convert to fraction form
    777,341.43/1,072,818.03 = 433,208.79/x
  3. Step 3: Cross multiply
    777,341.43x = 1,072,818.03 × 433,208.79
  4. Step 4: Simplify right side
    777,341.43x = 464,754,200,666.48
  5. Step 5: Solve for x
    x = 464,754,200,666.48/777,341.43
  6. Step 6: Final answer
    x = 597,876.53

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1.5x scale

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.