Home / 583,631.60-875,447.40-303,695.60

Finding the Fourth Proportional to 583,631.60, 875,447.40 and 303,695.60

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Solution

The fourth proportional to 583,631.60, 875,447.40 and 303,695.60 is: 455,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,631.60 : 875,447.40 = 303,695.60 : x
  2. Step 2: Convert to fraction form
    583,631.60/875,447.40 = 303,695.60/x
  3. Step 3: Cross multiply
    583,631.60x = 875,447.40 × 303,695.60
  4. Step 4: Simplify right side
    583,631.60x = 265,869,523,411.44
  5. Step 5: Solve for x
    x = 265,869,523,411.44/583,631.60
  6. Step 6: Final answer
    x = 455,543.40

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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.