Home / 959,289.42-1,323,830.13-529,569.78

Finding the Fourth Proportional to 959,289.42, 1,323,830.13 and 529,569.78

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Solution

The fourth proportional to 959,289.42, 1,323,830.13 and 529,569.78 is: 730,812.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,289.42 : 1,323,830.13 = 529,569.78 : x
  2. Step 2: Convert to fraction form
    959,289.42/1,323,830.13 = 529,569.78/x
  3. Step 3: Cross multiply
    959,289.42x = 1,323,830.13 × 529,569.78
  4. Step 4: Simplify right side
    959,289.42x = 701,060,430,701.47
  5. Step 5: Solve for x
    x = 701,060,430,701.47/959,289.42
  6. Step 6: Final answer
    x = 730,812.22

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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.