Home / 832,535.40-1,148,898.39-469,962.39

Finding the Fourth Proportional to 832,535.40, 1,148,898.39 and 469,962.39

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Solution

The fourth proportional to 832,535.40, 1,148,898.39 and 469,962.39 is: 648,547.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,535.40 : 1,148,898.39 = 469,962.39 : x
  2. Step 2: Convert to fraction form
    832,535.40/1,148,898.39 = 469,962.39/x
  3. Step 3: Cross multiply
    832,535.40x = 1,148,898.39 × 469,962.39
  4. Step 4: Simplify right side
    832,535.40x = 539,939,033,231.55
  5. Step 5: Solve for x
    x = 539,939,033,231.55/832,535.40
  6. Step 6: Final answer
    x = 648,547.84

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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.