Home / 662,045.34-913,594.93-375,619.42

Finding the Fourth Proportional to 662,045.34, 913,594.93 and 375,619.42

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Solution

The fourth proportional to 662,045.34, 913,594.93 and 375,619.42 is: 518,339.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,045.34 : 913,594.93 = 375,619.42 : x
  2. Step 2: Convert to fraction form
    662,045.34/913,594.93 = 375,619.42/x
  3. Step 3: Cross multiply
    662,045.34x = 913,594.93 × 375,619.42
  4. Step 4: Simplify right side
    662,045.34x = 343,163,997,721.54
  5. Step 5: Solve for x
    x = 343,163,997,721.54/662,045.34
  6. Step 6: Final answer
    x = 518,339.12

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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.