Home / 773,307.40-1,159,961.10-507,886.60

Finding the Fourth Proportional to 773,307.40, 1,159,961.10 and 507,886.60

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Solution

The fourth proportional to 773,307.40, 1,159,961.10 and 507,886.60 is: 761,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,307.40 : 1,159,961.10 = 507,886.60 : x
  2. Step 2: Convert to fraction form
    773,307.40/1,159,961.10 = 507,886.60/x
  3. Step 3: Cross multiply
    773,307.40x = 1,159,961.10 × 507,886.60
  4. Step 4: Simplify right side
    773,307.40x = 589,128,699,211.26
  5. Step 5: Solve for x
    x = 589,128,699,211.26/773,307.40
  6. Step 6: Final answer
    x = 761,829.90

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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.