Home / 947,567.71-1,307,643.59-539,707.53

Finding the Fourth Proportional to 947,567.71, 1,307,643.59 and 539,707.53

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Solution

The fourth proportional to 947,567.71, 1,307,643.59 and 539,707.53 is: 744,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,567.71 : 1,307,643.59 = 539,707.53 : x
  2. Step 2: Convert to fraction form
    947,567.71/1,307,643.59 = 539,707.53/x
  3. Step 3: Cross multiply
    947,567.71x = 1,307,643.59 × 539,707.53
  4. Step 4: Simplify right side
    947,567.71x = 705,745,098,332.17
  5. Step 5: Solve for x
    x = 705,745,098,332.17/947,567.71
  6. Step 6: Final answer
    x = 744,796.48

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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.