Home / 943,147.44-1,301,543.67-513,427.46

Finding the Fourth Proportional to 943,147.44, 1,301,543.67 and 513,427.46

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Solution

The fourth proportional to 943,147.44, 1,301,543.67 and 513,427.46 is: 708,530.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,147.44 : 1,301,543.67 = 513,427.46 : x
  2. Step 2: Convert to fraction form
    943,147.44/1,301,543.67 = 513,427.46/x
  3. Step 3: Cross multiply
    943,147.44x = 1,301,543.67 × 513,427.46
  4. Step 4: Simplify right side
    943,147.44x = 668,248,260,567.18
  5. Step 5: Solve for x
    x = 668,248,260,567.18/943,147.44
  6. Step 6: Final answer
    x = 708,530.01

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1.5x scale

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.