Home / 803,680.98-1,205,567.64-291,457.63

Finding the Fourth Proportional to 803,680.98, 1,205,567.64 and 291,457.63

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Solution

The fourth proportional to 803,680.98, 1,205,567.64 and 291,457.63 is: 437,203.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,680.98 : 1,205,567.64 = 291,457.63 : x
  2. Step 2: Convert to fraction form
    803,680.98/1,205,567.64 = 291,457.63/x
  3. Step 3: Cross multiply
    803,680.98x = 1,205,567.64 × 291,457.63
  4. Step 4: Simplify right side
    803,680.98x = 351,371,885,701.81
  5. Step 5: Solve for x
    x = 351,371,885,701.81/803,680.98
  6. Step 6: Final answer
    x = 437,203.19

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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.