Home / 970,097.72-1,338,765.20-556,710.12

Finding the Fourth Proportional to 970,097.72, 1,338,765.20 and 556,710.12

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Solution

The fourth proportional to 970,097.72, 1,338,765.20 and 556,710.12 is: 768,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,097.72 : 1,338,765.20 = 556,710.12 : x
  2. Step 2: Convert to fraction form
    970,097.72/1,338,765.20 = 556,710.12/x
  3. Step 3: Cross multiply
    970,097.72x = 1,338,765.20 × 556,710.12
  4. Step 4: Simplify right side
    970,097.72x = 745,304,140,300.88
  5. Step 5: Solve for x
    x = 745,304,140,300.88/970,097.72
  6. Step 6: Final answer
    x = 768,277.39

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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.