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Finding the Fourth Proportional to 615,094.40, 922,641.60 and 552,886.40

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Solution

The fourth proportional to 615,094.40, 922,641.60 and 552,886.40 is: 829,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,094.40 : 922,641.60 = 552,886.40 : x
  2. Step 2: Convert to fraction form
    615,094.40/922,641.60 = 552,886.40/x
  3. Step 3: Cross multiply
    615,094.40x = 922,641.60 × 552,886.40
  4. Step 4: Simplify right side
    615,094.40x = 510,115,992,714.24
  5. Step 5: Solve for x
    x = 510,115,992,714.24/615,094.40
  6. Step 6: Final answer
    x = 829,329.60

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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.