Home / 346,547.46-519,820.83-130,446.55

Finding the Fourth Proportional to 346,547.46, 519,820.83 and 130,446.55

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Solution

The fourth proportional to 346,547.46, 519,820.83 and 130,446.55 is: 195,669.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,547.46 : 519,820.83 = 130,446.55 : x
  2. Step 2: Convert to fraction form
    346,547.46/519,820.83 = 130,446.55/x
  3. Step 3: Cross multiply
    346,547.46x = 519,820.83 × 130,446.55
  4. Step 4: Simplify right side
    346,547.46x = 67,808,833,891.64
  5. Step 5: Solve for x
    x = 67,808,833,891.64/346,547.46
  6. Step 6: Final answer
    x = 195,669.69

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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.