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Finding the Fourth Proportional to 575,303.94, 793,923.12 and 320,671.26

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Solution

The fourth proportional to 575,303.94, 793,923.12 and 320,671.26 is: 442,528.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,303.94 : 793,923.12 = 320,671.26 : x
  2. Step 2: Convert to fraction form
    575,303.94/793,923.12 = 320,671.26/x
  3. Step 3: Cross multiply
    575,303.94x = 793,923.12 × 320,671.26
  4. Step 4: Simplify right side
    575,303.94x = 254,588,327,233.53
  5. Step 5: Solve for x
    x = 254,588,327,233.53/575,303.94
  6. Step 6: Final answer
    x = 442,528.39

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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.