Home / 949,086.81-1,423,641.02-318,001.77

Finding the Fourth Proportional to 949,086.81, 1,423,641.02 and 318,001.77

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Solution

The fourth proportional to 949,086.81, 1,423,641.02 and 318,001.77 is: 477,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,086.81 : 1,423,641.02 = 318,001.77 : x
  2. Step 2: Convert to fraction form
    949,086.81/1,423,641.02 = 318,001.77/x
  3. Step 3: Cross multiply
    949,086.81x = 1,423,641.02 × 318,001.77
  4. Step 4: Simplify right side
    949,086.81x = 452,720,362,614.60
  5. Step 5: Solve for x
    x = 452,720,362,614.60/949,086.81
  6. Step 6: Final answer
    x = 477,006.27

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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.