Home / 776,285.50-1,071,263.01-436,752.94

Finding the Fourth Proportional to 776,285.50, 1,071,263.01 and 436,752.94

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Solution

The fourth proportional to 776,285.50, 1,071,263.01 and 436,752.94 is: 602,712.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,285.50 : 1,071,263.01 = 436,752.94 : x
  2. Step 2: Convert to fraction form
    776,285.50/1,071,263.01 = 436,752.94/x
  3. Step 3: Cross multiply
    776,285.50x = 1,071,263.01 × 436,752.94
  4. Step 4: Simplify right side
    776,285.50x = 467,877,268,090.42
  5. Step 5: Solve for x
    x = 467,877,268,090.42/776,285.50
  6. Step 6: Final answer
    x = 602,712.88

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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.