Home / 679,307.68-1,017,632.85-559,536.58

Finding the Fourth Proportional to 679,307.68, 1,017,632.85 and 559,536.58

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Solution

The fourth proportional to 679,307.68, 1,017,632.85 and 559,536.58 is: 838,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,307.68 : 1,017,632.85 = 559,536.58 : x
  2. Step 2: Convert to fraction form
    679,307.68/1,017,632.85 = 559,536.58/x
  3. Step 3: Cross multiply
    679,307.68x = 1,017,632.85 × 559,536.58
  4. Step 4: Simplify right side
    679,307.68x = 569,402,804,584.65
  5. Step 5: Solve for x
    x = 569,402,804,584.65/679,307.68
  6. Step 6: Final answer
    x = 838,210.46

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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.