Home / 868,739.10-1,302,071.85-363,299.10

Finding the Fourth Proportional to 868,739.10, 1,302,071.85 and 363,299.10

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Solution

The fourth proportional to 868,739.10, 1,302,071.85 and 363,299.10 is: 544,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,739.10 : 1,302,071.85 = 363,299.10 : x
  2. Step 2: Convert to fraction form
    868,739.10/1,302,071.85 = 363,299.10/x
  3. Step 3: Cross multiply
    868,739.10x = 1,302,071.85 × 363,299.10
  4. Step 4: Simplify right side
    868,739.10x = 473,041,531,240.34
  5. Step 5: Solve for x
    x = 473,041,531,240.34/868,739.10
  6. Step 6: Final answer
    x = 544,515.07

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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.