Home / 757,308.04-1,045,068.25-417,776.20

Finding the Fourth Proportional to 757,308.04, 1,045,068.25 and 417,776.20

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Solution

The fourth proportional to 757,308.04, 1,045,068.25 and 417,776.20 is: 576,521.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,308.04 : 1,045,068.25 = 417,776.20 : x
  2. Step 2: Convert to fraction form
    757,308.04/1,045,068.25 = 417,776.20/x
  3. Step 3: Cross multiply
    757,308.04x = 1,045,068.25 × 417,776.20
  4. Step 4: Simplify right side
    757,308.04x = 436,604,642,225.65
  5. Step 5: Solve for x
    x = 436,604,642,225.65/757,308.04
  6. Step 6: Final answer
    x = 576,521.86

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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.