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Finding the Fourth Proportional to 575,117.44, 793,411.68 and 345,764.32

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Solution

The fourth proportional to 575,117.44, 793,411.68 and 345,764.32 is: 477,004.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,117.44 : 793,411.68 = 345,764.32 : x
  2. Step 2: Convert to fraction form
    575,117.44/793,411.68 = 345,764.32/x
  3. Step 3: Cross multiply
    575,117.44x = 793,411.68 × 345,764.32
  4. Step 4: Simplify right side
    575,117.44x = 274,333,450,015.26
  5. Step 5: Solve for x
    x = 274,333,450,015.26/575,117.44
  6. Step 6: Final answer
    x = 477,004.23

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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.