Home / 774,698.94-1,069,082.82-430,533.72

Finding the Fourth Proportional to 774,698.94, 1,069,082.82 and 430,533.72

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Solution

The fourth proportional to 774,698.94, 1,069,082.82 and 430,533.72 is: 594,135.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,698.94 : 1,069,082.82 = 430,533.72 : x
  2. Step 2: Convert to fraction form
    774,698.94/1,069,082.82 = 430,533.72/x
  3. Step 3: Cross multiply
    774,698.94x = 1,069,082.82 × 430,533.72
  4. Step 4: Simplify right side
    774,698.94x = 460,276,203,482.69
  5. Step 5: Solve for x
    x = 460,276,203,482.69/774,698.94
  6. Step 6: Final answer
    x = 594,135.58

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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.