Home / 910,383.40-1,272,174.80-910,383.40

Finding the Fourth Proportional to 910,383.40, 1,272,174.80 and 910,383.40

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Solution

The fourth proportional to 910,383.40, 1,272,174.80 and 910,383.40 is: 1,272,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,383.40 : 1,272,174.80 = 910,383.40 : x
  2. Step 2: Convert to fraction form
    910,383.40/1,272,174.80 = 910,383.40/x
  3. Step 3: Cross multiply
    910,383.40x = 1,272,174.80 × 910,383.40
  4. Step 4: Simplify right side
    910,383.40x = 1,158,166,819,818.32
  5. Step 5: Solve for x
    x = 1,158,166,819,818.32/910,383.40
  6. Step 6: Final answer
    x = 1,272,174.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.