Home / 714,386.57-1,070,140.32-474,635.48

Finding the Fourth Proportional to 714,386.57, 1,070,140.32 and 474,635.48

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Solution

The fourth proportional to 714,386.57, 1,070,140.32 and 474,635.48 is: 710,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,386.57 : 1,070,140.32 = 474,635.48 : x
  2. Step 2: Convert to fraction form
    714,386.57/1,070,140.32 = 474,635.48/x
  3. Step 3: Cross multiply
    714,386.57x = 1,070,140.32 × 474,635.48
  4. Step 4: Simplify right side
    714,386.57x = 507,926,559,099.85
  5. Step 5: Solve for x
    x = 507,926,559,099.85/714,386.57
  6. Step 6: Final answer
    x = 710,996.80

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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.