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Finding the Fourth Proportional to 528,501.60, 794,307.60 and 460,072.80

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Solution

The fourth proportional to 528,501.60, 794,307.60 and 460,072.80 is: 691,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,501.60 : 794,307.60 = 460,072.80 : x
  2. Step 2: Convert to fraction form
    528,501.60/794,307.60 = 460,072.80/x
  3. Step 3: Cross multiply
    528,501.60x = 794,307.60 × 460,072.80
  4. Step 4: Simplify right side
    528,501.60x = 365,439,321,593.28
  5. Step 5: Solve for x
    x = 365,439,321,593.28/528,501.60
  6. Step 6: Final answer
    x = 691,463.04

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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.