Home / 974,482.72-1,344,293.76-652,206.40

Finding the Fourth Proportional to 974,482.72, 1,344,293.76 and 652,206.40

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Solution

The fourth proportional to 974,482.72, 1,344,293.76 and 652,206.40 is: 899,715.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,482.72 : 1,344,293.76 = 652,206.40 : x
  2. Step 2: Convert to fraction form
    974,482.72/1,344,293.76 = 652,206.40/x
  3. Step 3: Cross multiply
    974,482.72x = 1,344,293.76 × 652,206.40
  4. Step 4: Simplify right side
    974,482.72x = 876,756,993,752.06
  5. Step 5: Solve for x
    x = 876,756,993,752.06/974,482.72
  6. Step 6: Final answer
    x = 899,715.28

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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.