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Finding the Fourth Proportional to 567,038.60, 849,683.10 and 491,805.80

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Solution

The fourth proportional to 567,038.60, 849,683.10 and 491,805.80 is: 736,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,038.60 : 849,683.10 = 491,805.80 : x
  2. Step 2: Convert to fraction form
    567,038.60/849,683.10 = 491,805.80/x
  3. Step 3: Cross multiply
    567,038.60x = 849,683.10 × 491,805.80
  4. Step 4: Simplify right side
    567,038.60x = 417,879,076,741.98
  5. Step 5: Solve for x
    x = 417,879,076,741.98/567,038.60
  6. Step 6: Final answer
    x = 736,949.97

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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.