Home / 845,045.12-1,267,775.02-246,011.64

Finding the Fourth Proportional to 845,045.12, 1,267,775.02 and 246,011.64

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Solution

The fourth proportional to 845,045.12, 1,267,775.02 and 246,011.64 is: 369,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,045.12 : 1,267,775.02 = 246,011.64 : x
  2. Step 2: Convert to fraction form
    845,045.12/1,267,775.02 = 246,011.64/x
  3. Step 3: Cross multiply
    845,045.12x = 1,267,775.02 × 246,011.64
  4. Step 4: Simplify right side
    845,045.12x = 311,887,411,206.20
  5. Step 5: Solve for x
    x = 311,887,411,206.20/845,045.12
  6. Step 6: Final answer
    x = 369,077.82

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Double scale
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Similar ratio
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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.