Home / 683,764.48-1,025,946.96-363,840.94

Finding the Fourth Proportional to 683,764.48, 1,025,946.96 and 363,840.94

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Solution

The fourth proportional to 683,764.48, 1,025,946.96 and 363,840.94 is: 545,921.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,764.48 : 1,025,946.96 = 363,840.94 : x
  2. Step 2: Convert to fraction form
    683,764.48/1,025,946.96 = 363,840.94/x
  3. Step 3: Cross multiply
    683,764.48x = 1,025,946.96 × 363,840.94
  4. Step 4: Simplify right side
    683,764.48x = 373,281,506,316.54
  5. Step 5: Solve for x
    x = 373,281,506,316.54/683,764.48
  6. Step 6: Final answer
    x = 545,921.17

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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.