Home / 942,902.02-1,412,101.77-542,701.57

Finding the Fourth Proportional to 942,902.02, 1,412,101.77 and 542,701.57

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Solution

The fourth proportional to 942,902.02, 1,412,101.77 and 542,701.57 is: 812,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,902.02 : 1,412,101.77 = 542,701.57 : x
  2. Step 2: Convert to fraction form
    942,902.02/1,412,101.77 = 542,701.57/x
  3. Step 3: Cross multiply
    942,902.02x = 1,412,101.77 × 542,701.57
  4. Step 4: Simplify right side
    942,902.02x = 766,349,840,518.27
  5. Step 5: Solve for x
    x = 766,349,840,518.27/942,902.02
  6. Step 6: Final answer
    x = 812,756.60

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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.