Home / 662,276.91-914,068.10-375,823.65

Finding the Fourth Proportional to 662,276.91, 914,068.10 and 375,823.65

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Solution

The fourth proportional to 662,276.91, 914,068.10 and 375,823.65 is: 518,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,276.91 : 914,068.10 = 375,823.65 : x
  2. Step 2: Convert to fraction form
    662,276.91/914,068.10 = 375,823.65/x
  3. Step 3: Cross multiply
    662,276.91x = 914,068.10 × 375,823.65
  4. Step 4: Simplify right side
    662,276.91x = 343,528,407,811.45
  5. Step 5: Solve for x
    x = 343,528,407,811.45/662,276.91
  6. Step 6: Final answer
    x = 518,708.12

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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.