Home / 1,002,488.40-1,503,068.40-553,424.40

Finding the Fourth Proportional to 1,002,488.40, 1,503,068.40 and 553,424.40

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Solution

The fourth proportional to 1,002,488.40, 1,503,068.40 and 553,424.40 is: 829,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,488.40 : 1,503,068.40 = 553,424.40 : x
  2. Step 2: Convert to fraction form
    1,002,488.40/1,503,068.40 = 553,424.40/x
  3. Step 3: Cross multiply
    1,002,488.40x = 1,503,068.40 × 553,424.40
  4. Step 4: Simplify right side
    1,002,488.40x = 831,834,727,428.96
  5. Step 5: Solve for x
    x = 831,834,727,428.96/1,002,488.40
  6. Step 6: Final answer
    x = 829,769.93

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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.