Home / 1,490,280.16-2,235,420.96-493,008.16

Finding the Fourth Proportional to 1,490,280.16, 2,235,420.96 and 493,008.16

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Solution

The fourth proportional to 1,490,280.16, 2,235,420.96 and 493,008.16 is: 739,512.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,280.16 : 2,235,420.96 = 493,008.16 : x
  2. Step 2: Convert to fraction form
    1,490,280.16/2,235,420.96 = 493,008.16/x
  3. Step 3: Cross multiply
    1,490,280.16x = 2,235,420.96 × 493,008.16
  4. Step 4: Simplify right side
    1,490,280.16x = 1,102,080,774,315.03
  5. Step 5: Solve for x
    x = 1,102,080,774,315.03/1,490,280.16
  6. Step 6: Final answer
    x = 739,512.48

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Double scale
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1.5x scale

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.