Home / 948,740.50-1,423,022.53-265,689.17

Finding the Fourth Proportional to 948,740.50, 1,423,022.53 and 265,689.17

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Solution

The fourth proportional to 948,740.50, 1,423,022.53 and 265,689.17 is: 398,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,740.50 : 1,423,022.53 = 265,689.17 : x
  2. Step 2: Convert to fraction form
    948,740.50/1,423,022.53 = 265,689.17/x
  3. Step 3: Cross multiply
    948,740.50x = 1,423,022.53 × 265,689.17
  4. Step 4: Simplify right side
    948,740.50x = 378,081,674,887.00
  5. Step 5: Solve for x
    x = 378,081,674,887.00/948,740.50
  6. Step 6: Final answer
    x = 398,509.05

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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.