Home / 904,983.29-1,249,094.45-518,023.03

Finding the Fourth Proportional to 904,983.29, 1,249,094.45 and 518,023.03

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Solution

The fourth proportional to 904,983.29, 1,249,094.45 and 518,023.03 is: 714,996.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,983.29 : 1,249,094.45 = 518,023.03 : x
  2. Step 2: Convert to fraction form
    904,983.29/1,249,094.45 = 518,023.03/x
  3. Step 3: Cross multiply
    904,983.29x = 1,249,094.45 × 518,023.03
  4. Step 4: Simplify right side
    904,983.29x = 647,059,691,745.18
  5. Step 5: Solve for x
    x = 647,059,691,745.18/904,983.29
  6. Step 6: Final answer
    x = 714,996.29

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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.