Home / 877,049.52-1,210,328.40-474,641.52

Finding the Fourth Proportional to 877,049.52, 1,210,328.40 and 474,641.52

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Solution

The fourth proportional to 877,049.52, 1,210,328.40 and 474,641.52 is: 655,005.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,049.52 : 1,210,328.40 = 474,641.52 : x
  2. Step 2: Convert to fraction form
    877,049.52/1,210,328.40 = 474,641.52/x
  3. Step 3: Cross multiply
    877,049.52x = 1,210,328.40 × 474,641.52
  4. Step 4: Simplify right side
    877,049.52x = 574,472,111,475.17
  5. Step 5: Solve for x
    x = 574,472,111,475.17/877,049.52
  6. Step 6: Final answer
    x = 655,005.33

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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.