Home / 795,038.40-1,192,615.20-478,814.40

Finding the Fourth Proportional to 795,038.40, 1,192,615.20 and 478,814.40

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Solution

The fourth proportional to 795,038.40, 1,192,615.20 and 478,814.40 is: 718,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,038.40 : 1,192,615.20 = 478,814.40 : x
  2. Step 2: Convert to fraction form
    795,038.40/1,192,615.20 = 478,814.40/x
  3. Step 3: Cross multiply
    795,038.40x = 1,192,615.20 × 478,814.40
  4. Step 4: Simplify right side
    795,038.40x = 571,041,331,418.88
  5. Step 5: Solve for x
    x = 571,041,331,418.88/795,038.40
  6. Step 6: Final answer
    x = 718,256.29

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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.