Home / 707,175.37-975,899.10-384,885.46

Finding the Fourth Proportional to 707,175.37, 975,899.10 and 384,885.46

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Solution

The fourth proportional to 707,175.37, 975,899.10 and 384,885.46 is: 531,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,175.37 : 975,899.10 = 384,885.46 : x
  2. Step 2: Convert to fraction form
    707,175.37/975,899.10 = 384,885.46/x
  3. Step 3: Cross multiply
    707,175.37x = 975,899.10 × 384,885.46
  4. Step 4: Simplify right side
    707,175.37x = 375,609,374,017.09
  5. Step 5: Solve for x
    x = 375,609,374,017.09/707,175.37
  6. Step 6: Final answer
    x = 531,140.35

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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.