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Finding the Fourth Proportional to 909,004.12, 1,254,468.54 and 506,599

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Solution

The fourth proportional to 909,004.12, 1,254,468.54 and 506,599 is: 699,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,004.12 : 1,254,468.54 = 506,599 : x
  2. Step 2: Convert to fraction form
    909,004.12/1,254,468.54 = 506,599/x
  3. Step 3: Cross multiply
    909,004.12x = 1,254,468.54 × 506,599
  4. Step 4: Simplify right side
    909,004.12x = 635,512,507,895.46
  5. Step 5: Solve for x
    x = 635,512,507,895.46/909,004.12
  6. Step 6: Final answer
    x = 699,130.50

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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.