Home / 830,622.17-1,146,282.41-468,026.08

Finding the Fourth Proportional to 830,622.17, 1,146,282.41 and 468,026.08

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Solution

The fourth proportional to 830,622.17, 1,146,282.41 and 468,026.08 is: 645,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,622.17 : 1,146,282.41 = 468,026.08 : x
  2. Step 2: Convert to fraction form
    830,622.17/1,146,282.41 = 468,026.08/x
  3. Step 3: Cross multiply
    830,622.17x = 1,146,282.41 × 468,026.08
  4. Step 4: Simplify right side
    830,622.17x = 536,490,057,719.42
  5. Step 5: Solve for x
    x = 536,490,057,719.42/830,622.17
  6. Step 6: Final answer
    x = 645,889.40

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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.