Home / 684,373.85-1,026,549.46-204,602.76

Finding the Fourth Proportional to 684,373.85, 1,026,549.46 and 204,602.76

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Solution

The fourth proportional to 684,373.85, 1,026,549.46 and 204,602.76 is: 306,900.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,373.85 : 1,026,549.46 = 204,602.76 : x
  2. Step 2: Convert to fraction form
    684,373.85/1,026,549.46 = 204,602.76/x
  3. Step 3: Cross multiply
    684,373.85x = 1,026,549.46 × 204,602.76
  4. Step 4: Simplify right side
    684,373.85x = 210,034,852,792.51
  5. Step 5: Solve for x
    x = 210,034,852,792.51/684,373.85
  6. Step 6: Final answer
    x = 306,900.76

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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.