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Finding the Fourth Proportional to 417,063.02, 575,547.83 and 226,076.40

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Solution

The fourth proportional to 417,063.02, 575,547.83 and 226,076.40 is: 311,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,063.02 : 575,547.83 = 226,076.40 : x
  2. Step 2: Convert to fraction form
    417,063.02/575,547.83 = 226,076.40/x
  3. Step 3: Cross multiply
    417,063.02x = 575,547.83 × 226,076.40
  4. Step 4: Simplify right side
    417,063.02x = 130,117,780,303.83
  5. Step 5: Solve for x
    x = 130,117,780,303.83/417,063.02
  6. Step 6: Final answer
    x = 311,985.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.