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Finding the Fourth Proportional to 566,430.59, 849,662.93 and 139,966.39

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Solution

The fourth proportional to 566,430.59, 849,662.93 and 139,966.39 is: 209,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,430.59 : 849,662.93 = 139,966.39 : x
  2. Step 2: Convert to fraction form
    566,430.59/849,662.93 = 139,966.39/x
  3. Step 3: Cross multiply
    566,430.59x = 849,662.93 × 139,966.39
  4. Step 4: Simplify right side
    566,430.59x = 118,924,253,028.92
  5. Step 5: Solve for x
    x = 118,924,253,028.92/566,430.59
  6. Step 6: Final answer
    x = 209,953.80

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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.