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Finding the Fourth Proportional to 492,075.90, 736,947.45 and 492,075.90

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Solution

The fourth proportional to 492,075.90, 736,947.45 and 492,075.90 is: 736,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,075.90 : 736,947.45 = 492,075.90 : x
  2. Step 2: Convert to fraction form
    492,075.90/736,947.45 = 492,075.90/x
  3. Step 3: Cross multiply
    492,075.90x = 736,947.45 × 492,075.90
  4. Step 4: Simplify right side
    492,075.90x = 362,634,079,711.46
  5. Step 5: Solve for x
    x = 362,634,079,711.46/492,075.90
  6. Step 6: Final answer
    x = 736,947.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.