Home / 745,953.12-1,118,937.47-597,139.38

Finding the Fourth Proportional to 745,953.12, 1,118,937.47 and 597,139.38

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Solution

The fourth proportional to 745,953.12, 1,118,937.47 and 597,139.38 is: 895,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,953.12 : 1,118,937.47 = 597,139.38 : x
  2. Step 2: Convert to fraction form
    745,953.12/1,118,937.47 = 597,139.38/x
  3. Step 3: Cross multiply
    745,953.12x = 1,118,937.47 × 597,139.38
  4. Step 4: Simplify right side
    745,953.12x = 668,161,624,108.87
  5. Step 5: Solve for x
    x = 668,161,624,108.87/745,953.12
  6. Step 6: Final answer
    x = 895,715.30

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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.