Home / 684,830.18-1,027,385.38-235,492.69

Finding the Fourth Proportional to 684,830.18, 1,027,385.38 and 235,492.69

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Solution

The fourth proportional to 684,830.18, 1,027,385.38 and 235,492.69 is: 353,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,830.18 : 1,027,385.38 = 235,492.69 : x
  2. Step 2: Convert to fraction form
    684,830.18/1,027,385.38 = 235,492.69/x
  3. Step 3: Cross multiply
    684,830.18x = 1,027,385.38 × 235,492.69
  4. Step 4: Simplify right side
    684,830.18x = 241,941,746,802.87
  5. Step 5: Solve for x
    x = 241,941,746,802.87/684,830.18
  6. Step 6: Final answer
    x = 353,287.21

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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.