Home / 530,565.60-795,848.40-306,616.80

Finding the Fourth Proportional to 530,565.60, 795,848.40 and 306,616.80

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Solution

The fourth proportional to 530,565.60, 795,848.40 and 306,616.80 is: 459,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,565.60 : 795,848.40 = 306,616.80 : x
  2. Step 2: Convert to fraction form
    530,565.60/795,848.40 = 306,616.80/x
  3. Step 3: Cross multiply
    530,565.60x = 795,848.40 × 306,616.80
  4. Step 4: Simplify right side
    530,565.60x = 244,020,489,693.12
  5. Step 5: Solve for x
    x = 244,020,489,693.12/530,565.60
  6. Step 6: Final answer
    x = 459,925.20

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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.