Home / 1,016,478.90-1,402,784.82-608,501.70

Finding the Fourth Proportional to 1,016,478.90, 1,402,784.82 and 608,501.70

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Solution

The fourth proportional to 1,016,478.90, 1,402,784.82 and 608,501.70 is: 839,758.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,478.90 : 1,402,784.82 = 608,501.70 : x
  2. Step 2: Convert to fraction form
    1,016,478.90/1,402,784.82 = 608,501.70/x
  3. Step 3: Cross multiply
    1,016,478.90x = 1,402,784.82 × 608,501.70
  4. Step 4: Simplify right side
    1,016,478.90x = 853,596,947,704.19
  5. Step 5: Solve for x
    x = 853,596,947,704.19/1,016,478.90
  6. Step 6: Final answer
    x = 839,758.65

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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.