Home / 846,646.02-1,269,346.95-425,497.86

Finding the Fourth Proportional to 846,646.02, 1,269,346.95 and 425,497.86

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Solution

The fourth proportional to 846,646.02, 1,269,346.95 and 425,497.86 is: 637,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,646.02 : 1,269,346.95 = 425,497.86 : x
  2. Step 2: Convert to fraction form
    846,646.02/1,269,346.95 = 425,497.86/x
  3. Step 3: Cross multiply
    846,646.02x = 1,269,346.95 × 425,497.86
  4. Step 4: Simplify right side
    846,646.02x = 540,104,410,822.53
  5. Step 5: Solve for x
    x = 540,104,410,822.53/846,646.02
  6. Step 6: Final answer
    x = 637,934.15

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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.