Home / 838,048.96-1,156,533.66-475,488.10

Finding the Fourth Proportional to 838,048.96, 1,156,533.66 and 475,488.10

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Solution

The fourth proportional to 838,048.96, 1,156,533.66 and 475,488.10 is: 656,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,048.96 : 1,156,533.66 = 475,488.10 : x
  2. Step 2: Convert to fraction form
    838,048.96/1,156,533.66 = 475,488.10/x
  3. Step 3: Cross multiply
    838,048.96x = 1,156,533.66 × 475,488.10
  4. Step 4: Simplify right side
    838,048.96x = 549,917,992,579.45
  5. Step 5: Solve for x
    x = 549,917,992,579.45/838,048.96
  6. Step 6: Final answer
    x = 656,188.38

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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.