Home / 910,681.05-1,365,772.20-342,018.17

Finding the Fourth Proportional to 910,681.05, 1,365,772.20 and 342,018.17

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Solution

The fourth proportional to 910,681.05, 1,365,772.20 and 342,018.17 is: 512,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,681.05 : 1,365,772.20 = 342,018.17 : x
  2. Step 2: Convert to fraction form
    910,681.05/1,365,772.20 = 342,018.17/x
  3. Step 3: Cross multiply
    910,681.05x = 1,365,772.20 × 342,018.17
  4. Step 4: Simplify right side
    910,681.05x = 467,118,901,652.01
  5. Step 5: Solve for x
    x = 467,118,901,652.01/910,681.05
  6. Step 6: Final answer
    x = 512,933.59

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Double scale
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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.