Home / 924,027.80-1,386,041.70-418,830.80

Finding the Fourth Proportional to 924,027.80, 1,386,041.70 and 418,830.80

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Solution

The fourth proportional to 924,027.80, 1,386,041.70 and 418,830.80 is: 628,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,027.80 : 1,386,041.70 = 418,830.80 : x
  2. Step 2: Convert to fraction form
    924,027.80/1,386,041.70 = 418,830.80/x
  3. Step 3: Cross multiply
    924,027.80x = 1,386,041.70 × 418,830.80
  4. Step 4: Simplify right side
    924,027.80x = 580,516,954,044.36
  5. Step 5: Solve for x
    x = 580,516,954,044.36/924,027.80
  6. Step 6: Final answer
    x = 628,246.20

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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.