Home / 977,492.92-1,348,884.60-569,661.16

Finding the Fourth Proportional to 977,492.92, 1,348,884.60 and 569,661.16

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Solution

The fourth proportional to 977,492.92, 1,348,884.60 and 569,661.16 is: 786,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,492.92 : 1,348,884.60 = 569,661.16 : x
  2. Step 2: Convert to fraction form
    977,492.92/1,348,884.60 = 569,661.16/x
  3. Step 3: Cross multiply
    977,492.92x = 1,348,884.60 × 569,661.16
  4. Step 4: Simplify right side
    977,492.92x = 768,407,165,942.14
  5. Step 5: Solve for x
    x = 768,407,165,942.14/977,492.92
  6. Step 6: Final answer
    x = 786,099.98

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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.