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Finding the Fourth Proportional to 567,312.60, 850,968.90 and 520,073.40

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Solution

The fourth proportional to 567,312.60, 850,968.90 and 520,073.40 is: 780,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,312.60 : 850,968.90 = 520,073.40 : x
  2. Step 2: Convert to fraction form
    567,312.60/850,968.90 = 520,073.40/x
  3. Step 3: Cross multiply
    567,312.60x = 850,968.90 × 520,073.40
  4. Step 4: Simplify right side
    567,312.60x = 442,566,289,117.26
  5. Step 5: Solve for x
    x = 442,566,289,117.26/567,312.60
  6. Step 6: Final answer
    x = 780,110.10

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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.