Home / 761,344.85-1,050,615.66-434,644.92

Finding the Fourth Proportional to 761,344.85, 1,050,615.66 and 434,644.92

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Solution

The fourth proportional to 761,344.85, 1,050,615.66 and 434,644.92 is: 599,787.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,344.85 : 1,050,615.66 = 434,644.92 : x
  2. Step 2: Convert to fraction form
    761,344.85/1,050,615.66 = 434,644.92/x
  3. Step 3: Cross multiply
    761,344.85x = 1,050,615.66 × 434,644.92
  4. Step 4: Simplify right side
    761,344.85x = 456,644,761,121.37
  5. Step 5: Solve for x
    x = 456,644,761,121.37/761,344.85
  6. Step 6: Final answer
    x = 599,787.02

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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.