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Finding the Fourth Proportional to 575,902.19, 794,701.29 and 317,789.41

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Solution

The fourth proportional to 575,902.19, 794,701.29 and 317,789.41 is: 438,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,902.19 : 794,701.29 = 317,789.41 : x
  2. Step 2: Convert to fraction form
    575,902.19/794,701.29 = 317,789.41/x
  3. Step 3: Cross multiply
    575,902.19x = 794,701.29 × 317,789.41
  4. Step 4: Simplify right side
    575,902.19x = 252,547,654,075.34
  5. Step 5: Solve for x
    x = 252,547,654,075.34/575,902.19
  6. Step 6: Final answer
    x = 438,525.25

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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.