Home / 774,087.84-1,068,243.69-429,923.70

Finding the Fourth Proportional to 774,087.84, 1,068,243.69 and 429,923.70

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Solution

The fourth proportional to 774,087.84, 1,068,243.69 and 429,923.70 is: 593,296.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,087.84 : 1,068,243.69 = 429,923.70 : x
  2. Step 2: Convert to fraction form
    774,087.84/1,068,243.69 = 429,923.70/x
  3. Step 3: Cross multiply
    774,087.84x = 1,068,243.69 × 429,923.70
  4. Step 4: Simplify right side
    774,087.84x = 459,263,279,706.45
  5. Step 5: Solve for x
    x = 459,263,279,706.45/774,087.84
  6. Step 6: Final answer
    x = 593,296.08

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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.