Home / 832,460.34-1,148,795.24-450,487.12

Finding the Fourth Proportional to 832,460.34, 1,148,795.24 and 450,487.12

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Solution

The fourth proportional to 832,460.34, 1,148,795.24 and 450,487.12 is: 621,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,460.34 : 1,148,795.24 = 450,487.12 : x
  2. Step 2: Convert to fraction form
    832,460.34/1,148,795.24 = 450,487.12/x
  3. Step 3: Cross multiply
    832,460.34x = 1,148,795.24 × 450,487.12
  4. Step 4: Simplify right side
    832,460.34x = 517,517,459,137.31
  5. Step 5: Solve for x
    x = 517,517,459,137.31/832,460.34
  6. Step 6: Final answer
    x = 621,672.21

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Double scale
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1.5x scale

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.