Home / 970,869.15-1,456,302.46-260,897.19

Finding the Fourth Proportional to 970,869.15, 1,456,302.46 and 260,897.19

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Solution

The fourth proportional to 970,869.15, 1,456,302.46 and 260,897.19 is: 391,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,869.15 : 1,456,302.46 = 260,897.19 : x
  2. Step 2: Convert to fraction form
    970,869.15/1,456,302.46 = 260,897.19/x
  3. Step 3: Cross multiply
    970,869.15x = 1,456,302.46 × 260,897.19
  4. Step 4: Simplify right side
    970,869.15x = 379,945,219,604.09
  5. Step 5: Solve for x
    x = 379,945,219,604.09/970,869.15
  6. Step 6: Final answer
    x = 391,345.45

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Double scale
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Similar ratio
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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.