Home / 630,332.49-869,931.71-350,957.82

Finding the Fourth Proportional to 630,332.49, 869,931.71 and 350,957.82

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Solution

The fourth proportional to 630,332.49, 869,931.71 and 350,957.82 is: 484,362.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,332.49 : 869,931.71 = 350,957.82 : x
  2. Step 2: Convert to fraction form
    630,332.49/869,931.71 = 350,957.82/x
  3. Step 3: Cross multiply
    630,332.49x = 869,931.71 × 350,957.82
  4. Step 4: Simplify right side
    630,332.49x = 305,309,330,386.03
  5. Step 5: Solve for x
    x = 305,309,330,386.03/630,332.49
  6. Step 6: Final answer
    x = 484,362.36

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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.