Home / 556,140.43-767,444.27-314,408.59

Finding the Fourth Proportional to 556,140.43, 767,444.27 and 314,408.59

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Solution

The fourth proportional to 556,140.43, 767,444.27 and 314,408.59 is: 433,867.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,140.43 : 767,444.27 = 314,408.59 : x
  2. Step 2: Convert to fraction form
    556,140.43/767,444.27 = 314,408.59/x
  3. Step 3: Cross multiply
    556,140.43x = 767,444.27 × 314,408.59
  4. Step 4: Simplify right side
    556,140.43x = 241,291,069,112.17
  5. Step 5: Solve for x
    x = 241,291,069,112.17/556,140.43
  6. Step 6: Final answer
    x = 433,867.16

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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.