Home / 950,313.78-1,311,526.98-542,476.94

Finding the Fourth Proportional to 950,313.78, 1,311,526.98 and 542,476.94

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Solution

The fourth proportional to 950,313.78, 1,311,526.98 and 542,476.94 is: 748,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,313.78 : 1,311,526.98 = 542,476.94 : x
  2. Step 2: Convert to fraction form
    950,313.78/1,311,526.98 = 542,476.94/x
  3. Step 3: Cross multiply
    950,313.78x = 1,311,526.98 × 542,476.94
  4. Step 4: Simplify right side
    950,313.78x = 711,473,136,280.21
  5. Step 5: Solve for x
    x = 711,473,136,280.21/950,313.78
  6. Step 6: Final answer
    x = 748,671.81

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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.