Home / 1,175,139.18-1,762,750.53-376,316.91

Finding the Fourth Proportional to 1,175,139.18, 1,762,750.53 and 376,316.91

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Solution

The fourth proportional to 1,175,139.18, 1,762,750.53 and 376,316.91 is: 564,488.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,139.18 : 1,762,750.53 = 376,316.91 : x
  2. Step 2: Convert to fraction form
    1,175,139.18/1,762,750.53 = 376,316.91/x
  3. Step 3: Cross multiply
    1,175,139.18x = 1,762,750.53 × 376,316.91
  4. Step 4: Simplify right side
    1,175,139.18x = 663,352,832,550.46
  5. Step 5: Solve for x
    x = 663,352,832,550.46/1,175,139.18
  6. Step 6: Final answer
    x = 564,488.74

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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.