Home / 904,655.40-1,356,983.10-549,778.20

Finding the Fourth Proportional to 904,655.40, 1,356,983.10 and 549,778.20

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Solution

The fourth proportional to 904,655.40, 1,356,983.10 and 549,778.20 is: 824,667.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,655.40 : 1,356,983.10 = 549,778.20 : x
  2. Step 2: Convert to fraction form
    904,655.40/1,356,983.10 = 549,778.20/x
  3. Step 3: Cross multiply
    904,655.40x = 1,356,983.10 × 549,778.20
  4. Step 4: Simplify right side
    904,655.40x = 746,039,726,148.42
  5. Step 5: Solve for x
    x = 746,039,726,148.42/904,655.40
  6. Step 6: Final answer
    x = 824,667.30

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Similar ratio
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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.