Home / 950,909.44-1,312,238.11-563,985.40

Finding the Fourth Proportional to 950,909.44, 1,312,238.11 and 563,985.40

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Solution

The fourth proportional to 950,909.44, 1,312,238.11 and 563,985.40 is: 778,289.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,909.44 : 1,312,238.11 = 563,985.40 : x
  2. Step 2: Convert to fraction form
    950,909.44/1,312,238.11 = 563,985.40/x
  3. Step 3: Cross multiply
    950,909.44x = 1,312,238.11 × 563,985.40
  4. Step 4: Simplify right side
    950,909.44x = 740,083,125,982.48
  5. Step 5: Solve for x
    x = 740,083,125,982.48/950,909.44
  6. Step 6: Final answer
    x = 778,289.81

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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.