Home / 761,960.07-1,051,464.50-435,208.91

Finding the Fourth Proportional to 761,960.07, 1,051,464.50 and 435,208.91

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Solution

The fourth proportional to 761,960.07, 1,051,464.50 and 435,208.91 is: 600,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,960.07 : 1,051,464.50 = 435,208.91 : x
  2. Step 2: Convert to fraction form
    761,960.07/1,051,464.50 = 435,208.91/x
  3. Step 3: Cross multiply
    761,960.07x = 1,051,464.50 × 435,208.91
  4. Step 4: Simplify right side
    761,960.07x = 457,606,711,515.33
  5. Step 5: Solve for x
    x = 457,606,711,515.33/761,960.07
  6. Step 6: Final answer
    x = 600,565.21

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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.