Home / 901,547.39-1,244,168.93-514,425.85

Finding the Fourth Proportional to 901,547.39, 1,244,168.93 and 514,425.85

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Solution

The fourth proportional to 901,547.39, 1,244,168.93 and 514,425.85 is: 709,926.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,547.39 : 1,244,168.93 = 514,425.85 : x
  2. Step 2: Convert to fraction form
    901,547.39/1,244,168.93 = 514,425.85/x
  3. Step 3: Cross multiply
    901,547.39x = 1,244,168.93 × 514,425.85
  4. Step 4: Simplify right side
    901,547.39x = 640,032,659,358.84
  5. Step 5: Solve for x
    x = 640,032,659,358.84/901,547.39
  6. Step 6: Final answer
    x = 709,926.81

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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.