Home / 1,154,459.76-1,731,916.44-355,605.36

Finding the Fourth Proportional to 1,154,459.76, 1,731,916.44 and 355,605.36

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Solution

The fourth proportional to 1,154,459.76, 1,731,916.44 and 355,605.36 is: 533,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,459.76 : 1,731,916.44 = 355,605.36 : x
  2. Step 2: Convert to fraction form
    1,154,459.76/1,731,916.44 = 355,605.36/x
  3. Step 3: Cross multiply
    1,154,459.76x = 1,731,916.44 × 355,605.36
  4. Step 4: Simplify right side
    1,154,459.76x = 615,878,769,136.12
  5. Step 5: Solve for x
    x = 615,878,769,136.12/1,154,459.76
  6. Step 6: Final answer
    x = 533,477.90

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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.