Home / 884,257.74-1,326,666.84-315,626.25

Finding the Fourth Proportional to 884,257.74, 1,326,666.84 and 315,626.25

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Solution

The fourth proportional to 884,257.74, 1,326,666.84 and 315,626.25 is: 473,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,257.74 : 1,326,666.84 = 315,626.25 : x
  2. Step 2: Convert to fraction form
    884,257.74/1,326,666.84 = 315,626.25/x
  3. Step 3: Cross multiply
    884,257.74x = 1,326,666.84 × 315,626.25
  4. Step 4: Simplify right side
    884,257.74x = 418,730,879,708.55
  5. Step 5: Solve for x
    x = 418,730,879,708.55/884,257.74
  6. Step 6: Final answer
    x = 473,539.40

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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.