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Finding the Fourth Proportional to 507,558.94, 700,384.77 and 292,657.48

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Solution

The fourth proportional to 507,558.94, 700,384.77 and 292,657.48 is: 403,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,558.94 : 700,384.77 = 292,657.48 : x
  2. Step 2: Convert to fraction form
    507,558.94/700,384.77 = 292,657.48/x
  3. Step 3: Cross multiply
    507,558.94x = 700,384.77 × 292,657.48
  4. Step 4: Simplify right side
    507,558.94x = 204,972,841,818.58
  5. Step 5: Solve for x
    x = 204,972,841,818.58/507,558.94
  6. Step 6: Final answer
    x = 403,840.47

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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.