Home / 832,344.04-1,148,638.76-469,783.20

Finding the Fourth Proportional to 832,344.04, 1,148,638.76 and 469,783.20

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Solution

The fourth proportional to 832,344.04, 1,148,638.76 and 469,783.20 is: 648,303.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,344.04 : 1,148,638.76 = 469,783.20 : x
  2. Step 2: Convert to fraction form
    832,344.04/1,148,638.76 = 469,783.20/x
  3. Step 3: Cross multiply
    832,344.04x = 1,148,638.76 × 469,783.20
  4. Step 4: Simplify right side
    832,344.04x = 539,611,192,316.83
  5. Step 5: Solve for x
    x = 539,611,192,316.83/832,344.04
  6. Step 6: Final answer
    x = 648,303.07

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1.5x scale

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.