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Finding the Fourth Proportional to 575,123.95, 793,674.20 and 333,549.75

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Solution

The fourth proportional to 575,123.95, 793,674.20 and 333,549.75 is: 460,300.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,123.95 : 793,674.20 = 333,549.75 : x
  2. Step 2: Convert to fraction form
    575,123.95/793,674.20 = 333,549.75/x
  3. Step 3: Cross multiply
    575,123.95x = 793,674.20 × 333,549.75
  4. Step 4: Simplify right side
    575,123.95x = 264,729,830,991.45
  5. Step 5: Solve for x
    x = 264,729,830,991.45/575,123.95
  6. Step 6: Final answer
    x = 460,300.48

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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.