Home / 627,922.40-940,328.40-503,506.40

Finding the Fourth Proportional to 627,922.40, 940,328.40 and 503,506.40

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Solution

The fourth proportional to 627,922.40, 940,328.40 and 503,506.40 is: 754,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,922.40 : 940,328.40 = 503,506.40 : x
  2. Step 2: Convert to fraction form
    627,922.40/940,328.40 = 503,506.40/x
  3. Step 3: Cross multiply
    627,922.40x = 940,328.40 × 503,506.40
  4. Step 4: Simplify right side
    627,922.40x = 473,461,367,501.76
  5. Step 5: Solve for x
    x = 473,461,367,501.76/627,922.40
  6. Step 6: Final answer
    x = 754,012.55

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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.