Home / 760,826.52-1,140,248.34-423,853.56

Finding the Fourth Proportional to 760,826.52, 1,140,248.34 and 423,853.56

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Solution

The fourth proportional to 760,826.52, 1,140,248.34 and 423,853.56 is: 635,228.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,826.52 : 1,140,248.34 = 423,853.56 : x
  2. Step 2: Convert to fraction form
    760,826.52/1,140,248.34 = 423,853.56/x
  3. Step 3: Cross multiply
    760,826.52x = 1,140,248.34 × 423,853.56
  4. Step 4: Simplify right side
    760,826.52x = 483,298,318,193.09
  5. Step 5: Solve for x
    x = 483,298,318,193.09/760,826.52
  6. Step 6: Final answer
    x = 635,228.01

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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.