Home / 512,303.03-706,941.68-282,823.25

Finding the Fourth Proportional to 512,303.03, 706,941.68 and 282,823.25

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Solution

The fourth proportional to 512,303.03, 706,941.68 and 282,823.25 is: 390,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,303.03 : 706,941.68 = 282,823.25 : x
  2. Step 2: Convert to fraction form
    512,303.03/706,941.68 = 282,823.25/x
  3. Step 3: Cross multiply
    512,303.03x = 706,941.68 × 282,823.25
  4. Step 4: Simplify right side
    512,303.03x = 199,939,538,549.24
  5. Step 5: Solve for x
    x = 199,939,538,549.24/512,303.03
  6. Step 6: Final answer
    x = 390,275.93

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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.