Home / 766,033.17-1,056,341.73-507,820.29

Finding the Fourth Proportional to 766,033.17, 1,056,341.73 and 507,820.29

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Solution

The fourth proportional to 766,033.17, 1,056,341.73 and 507,820.29 is: 700,272.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,033.17 : 1,056,341.73 = 507,820.29 : x
  2. Step 2: Convert to fraction form
    766,033.17/1,056,341.73 = 507,820.29/x
  3. Step 3: Cross multiply
    766,033.17x = 1,056,341.73 × 507,820.29
  4. Step 4: Simplify right side
    766,033.17x = 536,431,763,667.70
  5. Step 5: Solve for x
    x = 536,431,763,667.70/766,033.17
  6. Step 6: Final answer
    x = 700,272.24

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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.