Home / 761,960.94-1,051,465.66-435,209.77

Finding the Fourth Proportional to 761,960.94, 1,051,465.66 and 435,209.77

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Solution

The fourth proportional to 761,960.94, 1,051,465.66 and 435,209.77 is: 600,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,960.94 : 1,051,465.66 = 435,209.77 : x
  2. Step 2: Convert to fraction form
    761,960.94/1,051,465.66 = 435,209.77/x
  3. Step 3: Cross multiply
    761,960.94x = 1,051,465.66 × 435,209.77
  4. Step 4: Simplify right side
    761,960.94x = 457,608,128,051.50
  5. Step 5: Solve for x
    x = 457,608,128,051.50/761,960.94
  6. Step 6: Final answer
    x = 600,566.39

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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.