Home / 851,607.52-1,175,235.40-550,326.40

Finding the Fourth Proportional to 851,607.52, 1,175,235.40 and 550,326.40

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Solution

The fourth proportional to 851,607.52, 1,175,235.40 and 550,326.40 is: 759,461.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,607.52 : 1,175,235.40 = 550,326.40 : x
  2. Step 2: Convert to fraction form
    851,607.52/1,175,235.40 = 550,326.40/x
  3. Step 3: Cross multiply
    851,607.52x = 1,175,235.40 × 550,326.40
  4. Step 4: Simplify right side
    851,607.52x = 646,763,066,834.56
  5. Step 5: Solve for x
    x = 646,763,066,834.56/851,607.52
  6. Step 6: Final answer
    x = 759,461.43

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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.