Home / 710,318.40-1,067,810.40-607,675.20

Finding the Fourth Proportional to 710,318.40, 1,067,810.40 and 607,675.20

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Solution

The fourth proportional to 710,318.40, 1,067,810.40 and 607,675.20 is: 913,508.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,318.40 : 1,067,810.40 = 607,675.20 : x
  2. Step 2: Convert to fraction form
    710,318.40/1,067,810.40 = 607,675.20/x
  3. Step 3: Cross multiply
    710,318.40x = 1,067,810.40 × 607,675.20
  4. Step 4: Simplify right side
    710,318.40x = 648,881,898,382.08
  5. Step 5: Solve for x
    x = 648,881,898,382.08/710,318.40
  6. Step 6: Final answer
    x = 913,508.50

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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.