Home / 774,533.26-1,068,739.95-434,935.90

Finding the Fourth Proportional to 774,533.26, 1,068,739.95 and 434,935.90

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Solution

The fourth proportional to 774,533.26, 1,068,739.95 and 434,935.90 is: 600,146.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,533.26 : 1,068,739.95 = 434,935.90 : x
  2. Step 2: Convert to fraction form
    774,533.26/1,068,739.95 = 434,935.90/x
  3. Step 3: Cross multiply
    774,533.26x = 1,068,739.95 × 434,935.90
  4. Step 4: Simplify right side
    774,533.26x = 464,833,372,019.21
  5. Step 5: Solve for x
    x = 464,833,372,019.21/774,533.26
  6. Step 6: Final answer
    x = 600,146.43

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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.