Home / 906,825.40-1,359,071.70-551,462.20

Finding the Fourth Proportional to 906,825.40, 1,359,071.70 and 551,462.20

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Solution

The fourth proportional to 906,825.40, 1,359,071.70 and 551,462.20 is: 826,483.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,825.40 : 1,359,071.70 = 551,462.20 : x
  2. Step 2: Convert to fraction form
    906,825.40/1,359,071.70 = 551,462.20/x
  3. Step 3: Cross multiply
    906,825.40x = 1,359,071.70 × 551,462.20
  4. Step 4: Simplify right side
    906,825.40x = 749,476,669,639.74
  5. Step 5: Solve for x
    x = 749,476,669,639.74/906,825.40
  6. Step 6: Final answer
    x = 826,483.98

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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.