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Finding the Fourth Proportional to 304,437.60, 456,656.40 and 94,075.20

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Solution

The fourth proportional to 304,437.60, 456,656.40 and 94,075.20 is: 141,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,437.60 : 456,656.40 = 94,075.20 : x
  2. Step 2: Convert to fraction form
    304,437.60/456,656.40 = 94,075.20/x
  3. Step 3: Cross multiply
    304,437.60x = 456,656.40 × 94,075.20
  4. Step 4: Simplify right side
    304,437.60x = 42,960,042,161.28
  5. Step 5: Solve for x
    x = 42,960,042,161.28/304,437.60
  6. Step 6: Final answer
    x = 141,112.80

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1.5x scale

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.