Home / 652,465.98-899,988.66-471,443.58

Finding the Fourth Proportional to 652,465.98, 899,988.66 and 471,443.58

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Solution

The fourth proportional to 652,465.98, 899,988.66 and 471,443.58 is: 650,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,465.98 : 899,988.66 = 471,443.58 : x
  2. Step 2: Convert to fraction form
    652,465.98/899,988.66 = 471,443.58/x
  3. Step 3: Cross multiply
    652,465.98x = 899,988.66 × 471,443.58
  4. Step 4: Simplify right side
    652,465.98x = 424,293,875,829.80
  5. Step 5: Solve for x
    x = 424,293,875,829.80/652,465.98
  6. Step 6: Final answer
    x = 650,292.72

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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.