Home / 971,730.60-1,457,595.90-853,632.60

Finding the Fourth Proportional to 971,730.60, 1,457,595.90 and 853,632.60

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Solution

The fourth proportional to 971,730.60, 1,457,595.90 and 853,632.60 is: 1,280,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,730.60 : 1,457,595.90 = 853,632.60 : x
  2. Step 2: Convert to fraction form
    971,730.60/1,457,595.90 = 853,632.60/x
  3. Step 3: Cross multiply
    971,730.60x = 1,457,595.90 × 853,632.60
  4. Step 4: Simplify right side
    971,730.60x = 1,244,251,377,866.34
  5. Step 5: Solve for x
    x = 1,244,251,377,866.34/971,730.60
  6. Step 6: Final answer
    x = 1,280,448.90

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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.