Home / 1,316,450.30-1,974,529.65-369,916.70

Finding the Fourth Proportional to 1,316,450.30, 1,974,529.65 and 369,916.70

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Solution

The fourth proportional to 1,316,450.30, 1,974,529.65 and 369,916.70 is: 554,834.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,450.30 : 1,974,529.65 = 369,916.70 : x
  2. Step 2: Convert to fraction form
    1,316,450.30/1,974,529.65 = 369,916.70/x
  3. Step 3: Cross multiply
    1,316,450.30x = 1,974,529.65 × 369,916.70
  4. Step 4: Simplify right side
    1,316,450.30x = 730,411,492,180.16
  5. Step 5: Solve for x
    x = 730,411,492,180.16/1,316,450.30
  6. Step 6: Final answer
    x = 554,834.08

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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.