Home / 837,000.80-1,255,501.20-304,539.20

Finding the Fourth Proportional to 837,000.80, 1,255,501.20 and 304,539.20

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Solution

The fourth proportional to 837,000.80, 1,255,501.20 and 304,539.20 is: 456,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,000.80 : 1,255,501.20 = 304,539.20 : x
  2. Step 2: Convert to fraction form
    837,000.80/1,255,501.20 = 304,539.20/x
  3. Step 3: Cross multiply
    837,000.80x = 1,255,501.20 × 304,539.20
  4. Step 4: Simplify right side
    837,000.80x = 382,349,331,047.04
  5. Step 5: Solve for x
    x = 382,349,331,047.04/837,000.80
  6. Step 6: Final answer
    x = 456,808.80

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Similar ratio
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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.