Home / 1,007,077.08-1,389,784.12-548,204.88

Finding the Fourth Proportional to 1,007,077.08, 1,389,784.12 and 548,204.88

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Solution

The fourth proportional to 1,007,077.08, 1,389,784.12 and 548,204.88 is: 756,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,077.08 : 1,389,784.12 = 548,204.88 : x
  2. Step 2: Convert to fraction form
    1,007,077.08/1,389,784.12 = 548,204.88/x
  3. Step 3: Cross multiply
    1,007,077.08x = 1,389,784.12 × 548,204.88
  4. Step 4: Simplify right side
    1,007,077.08x = 761,886,436,730.51
  5. Step 5: Solve for x
    x = 761,886,436,730.51/1,007,077.08
  6. Step 6: Final answer
    x = 756,532.40

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Double scale
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1.5x scale

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.