Home / 558,271.51-837,090.15-380,993.29

Finding the Fourth Proportional to 558,271.51, 837,090.15 and 380,993.29

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Solution

The fourth proportional to 558,271.51, 837,090.15 and 380,993.29 is: 571,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,271.51 : 837,090.15 = 380,993.29 : x
  2. Step 2: Convert to fraction form
    558,271.51/837,090.15 = 380,993.29/x
  3. Step 3: Cross multiply
    558,271.51x = 837,090.15 × 380,993.29
  4. Step 4: Simplify right side
    558,271.51x = 318,925,730,275.09
  5. Step 5: Solve for x
    x = 318,925,730,275.09/558,271.51
  6. Step 6: Final answer
    x = 571,273.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.