Home / 975,210.74-1,462,290.15-442,441.07

Finding the Fourth Proportional to 975,210.74, 1,462,290.15 and 442,441.07

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Solution

The fourth proportional to 975,210.74, 1,462,290.15 and 442,441.07 is: 663,422.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,210.74 : 1,462,290.15 = 442,441.07 : x
  2. Step 2: Convert to fraction form
    975,210.74/1,462,290.15 = 442,441.07/x
  3. Step 3: Cross multiply
    975,210.74x = 1,462,290.15 × 442,441.07
  4. Step 4: Simplify right side
    975,210.74x = 646,977,218,616.46
  5. Step 5: Solve for x
    x = 646,977,218,616.46/975,210.74
  6. Step 6: Final answer
    x = 663,422.98

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Double scale
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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.