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Finding the Fourth Proportional to 532,852.89, 735,328.29 and 291,130.26

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Solution

The fourth proportional to 532,852.89, 735,328.29 and 291,130.26 is: 401,755.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,852.89 : 735,328.29 = 291,130.26 : x
  2. Step 2: Convert to fraction form
    532,852.89/735,328.29 = 291,130.26/x
  3. Step 3: Cross multiply
    532,852.89x = 735,328.29 × 291,130.26
  4. Step 4: Simplify right side
    532,852.89x = 214,076,316,253.06
  5. Step 5: Solve for x
    x = 214,076,316,253.06/532,852.89
  6. Step 6: Final answer
    x = 401,755.01

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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.