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Finding the Fourth Proportional to 567,653.31, 783,475.07 and 326,101.59

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Solution

The fourth proportional to 567,653.31, 783,475.07 and 326,101.59 is: 450,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,653.31 : 783,475.07 = 326,101.59 : x
  2. Step 2: Convert to fraction form
    567,653.31/783,475.07 = 326,101.59/x
  3. Step 3: Cross multiply
    567,653.31x = 783,475.07 × 326,101.59
  4. Step 4: Simplify right side
    567,653.31x = 255,492,464,421.85
  5. Step 5: Solve for x
    x = 255,492,464,421.85/567,653.31
  6. Step 6: Final answer
    x = 450,085.40

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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.