Home / 340,929.95-470,482.68-187,967.06

Finding the Fourth Proportional to 340,929.95, 470,482.68 and 187,967.06

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Solution

The fourth proportional to 340,929.95, 470,482.68 and 187,967.06 is: 259,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,929.95 : 470,482.68 = 187,967.06 : x
  2. Step 2: Convert to fraction form
    340,929.95/470,482.68 = 187,967.06/x
  3. Step 3: Cross multiply
    340,929.95x = 470,482.68 × 187,967.06
  4. Step 4: Simplify right side
    340,929.95x = 88,435,248,903.76
  5. Step 5: Solve for x
    x = 88,435,248,903.76/340,929.95
  6. Step 6: Final answer
    x = 259,394.20

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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.