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Finding the Fourth Proportional to 473,075.46, 652,846.44 and 258,220.50

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Solution

The fourth proportional to 473,075.46, 652,846.44 and 258,220.50 is: 356,345.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,075.46 : 652,846.44 = 258,220.50 : x
  2. Step 2: Convert to fraction form
    473,075.46/652,846.44 = 258,220.50/x
  3. Step 3: Cross multiply
    473,075.46x = 652,846.44 × 258,220.50
  4. Step 4: Simplify right side
    473,075.46x = 168,578,334,160.02
  5. Step 5: Solve for x
    x = 168,578,334,160.02/473,075.46
  6. Step 6: Final answer
    x = 356,345.55

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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.