Home / 932,406.52-1,398,814.62-553,673.20

Finding the Fourth Proportional to 932,406.52, 1,398,814.62 and 553,673.20

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Solution

The fourth proportional to 932,406.52, 1,398,814.62 and 553,673.20 is: 830,631.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,406.52 : 1,398,814.62 = 553,673.20 : x
  2. Step 2: Convert to fraction form
    932,406.52/1,398,814.62 = 553,673.20/x
  3. Step 3: Cross multiply
    932,406.52x = 1,398,814.62 × 553,673.20
  4. Step 4: Simplify right side
    932,406.52x = 774,486,166,862.18
  5. Step 5: Solve for x
    x = 774,486,166,862.18/932,406.52
  6. Step 6: Final answer
    x = 830,631.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.