Home / 950,306.90-1,311,095.70-542,114.28

Finding the Fourth Proportional to 950,306.90, 1,311,095.70 and 542,114.28

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Solution

The fourth proportional to 950,306.90, 1,311,095.70 and 542,114.28 is: 747,930.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,306.90 : 1,311,095.70 = 542,114.28 : x
  2. Step 2: Convert to fraction form
    950,306.90/1,311,095.70 = 542,114.28/x
  3. Step 3: Cross multiply
    950,306.90x = 1,311,095.70 × 542,114.28
  4. Step 4: Simplify right side
    950,306.90x = 710,763,701,416.60
  5. Step 5: Solve for x
    x = 710,763,701,416.60/950,306.90
  6. Step 6: Final answer
    x = 747,930.70

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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.