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Finding the Fourth Proportional to 575,300.49, 794,284.43 and 371,442.93

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Solution

The fourth proportional to 575,300.49, 794,284.43 and 371,442.93 is: 512,829.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,300.49 : 794,284.43 = 371,442.93 : x
  2. Step 2: Convert to fraction form
    575,300.49/794,284.43 = 371,442.93/x
  3. Step 3: Cross multiply
    575,300.49x = 794,284.43 × 371,442.93
  4. Step 4: Simplify right side
    575,300.49x = 295,031,334,075.37
  5. Step 5: Solve for x
    x = 295,031,334,075.37/575,300.49
  6. Step 6: Final answer
    x = 512,829.97

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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.