Home / 975,030.18-1,462,728.36-442,588.68

Finding the Fourth Proportional to 975,030.18, 1,462,728.36 and 442,588.68

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Solution

The fourth proportional to 975,030.18, 1,462,728.36 and 442,588.68 is: 663,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,030.18 : 1,462,728.36 = 442,588.68 : x
  2. Step 2: Convert to fraction form
    975,030.18/1,462,728.36 = 442,588.68/x
  3. Step 3: Cross multiply
    975,030.18x = 1,462,728.36 × 442,588.68
  4. Step 4: Simplify right side
    975,030.18x = 647,387,014,050.97
  5. Step 5: Solve for x
    x = 647,387,014,050.97/975,030.18
  6. Step 6: Final answer
    x = 663,966.13

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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.