Home / 766,096.71-1,057,288.14-572,167.74

Finding the Fourth Proportional to 766,096.71, 1,057,288.14 and 572,167.74

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Solution

The fourth proportional to 766,096.71, 1,057,288.14 and 572,167.74 is: 789,647.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,096.71 : 1,057,288.14 = 572,167.74 : x
  2. Step 2: Convert to fraction form
    766,096.71/1,057,288.14 = 572,167.74/x
  3. Step 3: Cross multiply
    766,096.71x = 1,057,288.14 × 572,167.74
  4. Step 4: Simplify right side
    766,096.71x = 604,946,167,347.59
  5. Step 5: Solve for x
    x = 604,946,167,347.59/766,096.71
  6. Step 6: Final answer
    x = 789,647.25

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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.