Home / 790,069.86-1,185,252.21-316,792.26

Finding the Fourth Proportional to 790,069.86, 1,185,252.21 and 316,792.26

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Solution

The fourth proportional to 790,069.86, 1,185,252.21 and 316,792.26 is: 475,247.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,069.86 : 1,185,252.21 = 316,792.26 : x
  2. Step 2: Convert to fraction form
    790,069.86/1,185,252.21 = 316,792.26/x
  3. Step 3: Cross multiply
    790,069.86x = 1,185,252.21 × 316,792.26
  4. Step 4: Simplify right side
    790,069.86x = 375,478,726,275.90
  5. Step 5: Solve for x
    x = 375,478,726,275.90/790,069.86
  6. Step 6: Final answer
    x = 475,247.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.