Home / 556,086.48-834,001.74-331,510.20

Finding the Fourth Proportional to 556,086.48, 834,001.74 and 331,510.20

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Solution

The fourth proportional to 556,086.48, 834,001.74 and 331,510.20 is: 497,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,086.48 : 834,001.74 = 331,510.20 : x
  2. Step 2: Convert to fraction form
    556,086.48/834,001.74 = 331,510.20/x
  3. Step 3: Cross multiply
    556,086.48x = 834,001.74 × 331,510.20
  4. Step 4: Simplify right side
    556,086.48x = 276,480,083,627.75
  5. Step 5: Solve for x
    x = 276,480,083,627.75/556,086.48
  6. Step 6: Final answer
    x = 497,189.00

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1.5x scale

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.