Home / 683,260.03-942,900.45-377,330.86

Finding the Fourth Proportional to 683,260.03, 942,900.45 and 377,330.86

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Solution

The fourth proportional to 683,260.03, 942,900.45 and 377,330.86 is: 520,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,260.03 : 942,900.45 = 377,330.86 : x
  2. Step 2: Convert to fraction form
    683,260.03/942,900.45 = 377,330.86/x
  3. Step 3: Cross multiply
    683,260.03x = 942,900.45 × 377,330.86
  4. Step 4: Simplify right side
    683,260.03x = 355,785,432,152.71
  5. Step 5: Solve for x
    x = 355,785,432,152.71/683,260.03
  6. Step 6: Final answer
    x = 520,717.46

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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.