Home / 822,746.64-1,234,304.64-290,272.08

Finding the Fourth Proportional to 822,746.64, 1,234,304.64 and 290,272.08

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Solution

The fourth proportional to 822,746.64, 1,234,304.64 and 290,272.08 is: 435,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,746.64 : 1,234,304.64 = 290,272.08 : x
  2. Step 2: Convert to fraction form
    822,746.64/1,234,304.64 = 290,272.08/x
  3. Step 3: Cross multiply
    822,746.64x = 1,234,304.64 × 290,272.08
  4. Step 4: Simplify right side
    822,746.64x = 358,284,175,206.45
  5. Step 5: Solve for x
    x = 358,284,175,206.45/822,746.64
  6. Step 6: Final answer
    x = 435,473.28

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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.