Home / 774,019.57-1,068,182.46-429,857.01

Finding the Fourth Proportional to 774,019.57, 1,068,182.46 and 429,857.01

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Solution

The fourth proportional to 774,019.57, 1,068,182.46 and 429,857.01 is: 593,222.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,019.57 : 1,068,182.46 = 429,857.01 : x
  2. Step 2: Convert to fraction form
    774,019.57/1,068,182.46 = 429,857.01/x
  3. Step 3: Cross multiply
    774,019.57x = 1,068,182.46 × 429,857.01
  4. Step 4: Simplify right side
    774,019.57x = 459,165,721,385.23
  5. Step 5: Solve for x
    x = 459,165,721,385.23/774,019.57
  6. Step 6: Final answer
    x = 593,222.37

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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.